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來源:常見問題 閱讀:176833 發布時(shi)間:2020-02-15
船用軟同軸電(dian)纜 shipboard flexible coaxial cable
爆(bao)破[放炮]用軟線 shot-fire cord
絲包軟線 silk-covered cord
鍍銀(yin)軟(ruan)或(huo)退火銅線、鍍銀(yin)軟(ruan)銅線 silver-coated soft or annealed copper wire 單線軟(ruan)繩 single-wire cord
可收縮軟線、彈簧線 retractile cord
橡套軟電纜 rubber jacketed flexible cable
橡膠(jiao)素(su)煉機、軟膠(jiao)機 rubber-homogenizer
軟拉 s.d.(soft drawn)
游覽車用軟線 recreational-vehicle cord
預(yu)裝(zhuang)配的軟電纜 pre-assembled flexible cable
預裝配的軟電纜(lan)及軟線 pre-assembled flexible cables and cords
精密排(pai)列(lie)的扁(bian)形軟電纜 precision-tiered flat flexible cable
抽(chou)頭(tou)、引線、軟導線 pigtail
超軟細股線 pigtail wire
塑料護套(tao)軟線 plastic-sheathed flexible cord
移動式(shi)軟線 portable cord
普通(tong)塑料護套軟線 ordinary plastic-sheathed flexible cord
普通型耐磨橡(xiang)套軟電纜 ordinary tough-rubber sheathed flexible cable
普(pu)通耐磨橡套(tao)軟線 ordinary tough-rubber sheathed flexible cord
普通聚氯(lv)乙(yi)烯護套軟線 ordinary(PVC-)sheathed flexible cord
耐油軟線 oil-proof cord
耐油(you)軟線(xian) oil-resistant cord
光(guang)纖(xian)軟線 optical fiber cord
多芯軟線 multicore cord
多芯軟線(xian) multiple cord
網絡軟件 network software
鍍鎳(nie)軟或退火銅(tong)線(xian)、鍍鎳(nie)軟銅(tong)線(xian) nickel-coated soft or annealed copper wire 麥克風[話(hua)筒]軟線(xian) microphone cord
麥克風[話筒]軟線 mike cord
移動房屋用軟線 mobile-home cord
定型設計的電話(hua)軟(ruan)線、彈簧電話(hua)軟(ruan)線 modular telephone cord
防(fang)潮雙絞軟線(xian) moisture proof twisted cord
單(dan)塞繩、單(dan)軟線 monocord
低溫柔(rou)軟性 low temperature flexibility
低漏泄電(dian)流(liu)用戶軟線 low-leakage-current service cord
輕(qing)型塑料(liao)護套軟(ruan)線(xian) light plastic-sheathed flexible cord
輕型聚氯(lv)乙(yi)烯(xi)護套軟線 light(PVC) sheathed flexible cord
電燈(deng)(軟(ruan))線(xian) lamp cord
鉛(qian)合金包覆軟銅線 lead-alloy-coated soft copper wire
鉛(qian)包軟(ruan)銅(tong)線 lead-coated soft copper wire
儀器(qi)用(yong)軟線[塞繩] instrument cord
絕緣(yuan)軟線(xian) insulated flexible wire
綜合軟件(jian) integrated software
高溫軟線 high-temperature flexibles
素煉(lian)機、軟膠機 homogenizing roller
布線(xian)(xian)(xian)用(yong)線(xian)(xian)(xian)、安裝線(xian)(xian)(xian)、跨(kua)接(jie)線(xian)(xian)(xian)、柔軟連接(jie)線(xian)(xian)(xian) hook-up wire
軟管、橡皮管 hose
苛刻(ke)條件用軟線 hard-service cord
耐熱(re)護套軟電纜 heat-resistant sheathed flexible cable
重型耐磨(mo)橡套軟電纜(lan) heavy tough-rubber sheathed flexible cable
鍍鋅(xin)軟[低(di)碳]鋼絲 galvanized mild steel wire
玻璃(li)絲絕緣(yuan)軟(ruan)線(xian) glass-fiber-insulated flexibles
饋電軟線 feed cord
一級(ji)軟(ruan)線 first class flexible cord
扁形軟電纜 flat flexible cable
扁形雙芯軟線 flat twin flexible cord
扁形雙(shuang)芯軟線[塞(sai)繩(sheng)] flat twin tinsel cord
軟線(xian) flex conductor
柔軟性 flexibility
柔軟度(du)試(shi)驗 flexibility test
軟(ruan)線、連接(jie)塞繩、軟(ruan)電(dian)纜確良 adj
柔軟的 flexible
軟電纜 flexible cable
礦工帽燈用軟線 flexible cable for miners\' cap lamps
軟接線 flexible circuit conductor
軟(ruan)導體、柔軟(ruan)導體、軟(ruan)線 flexible conductor
軟線(xian)、連接塞繩 flexible cord
電纜(lan)軟接(jie)頭 flexible joint
移動式電力軟線(xian) flexible portable power cord
電力(li)軟線 flexible power cord
軟絞線 flexible stranded conductor
軟絞線 flexible stranded wire
軟(ruan)[花、皮]線 flexible wire
軟線布(bu)線 flexible wiring
軟(ruan)線、軟(ruan)繩(sheng) flexibles
彈(dan)性[延伸]軟繩(sheng) extension cord
特軟(ruan)絞線 extra-flexible stranded conductor
極苛刻條(tiao)件用軟(ruan)線(xian)雙芯軟(ruan)線(xian)[塞繩] double conductor cord
軟(ruan)化擊穿 cut-through
耐切(qie)通(tong)(tong)性、切(qie)通(tong)(tong)強(qiang)度、耐軟化(hua)擊穿性能 cut-through resistance
切通(tong)溫(wen)度、軟(ruan)化擊穿(chuan)溫(wen)度 cut-through temperature
切通試驗(yan)、軟化擊穿試驗(yan) cut-through test
連接塞繩、軟線 connecting cord
銅芯聚氯乙烯(xi)絕緣平(ping)型軟線 copper conductor PVC-insulated parallel flexible cord
銅芯聚(ju)氯(lv)乙烯絕(jue)緣絞型軟線(xian) copper conductor PVC-insulated twisted flexible cord
軟線(xian)[繩]、電(dian)(dian)線(xian)電(dian)(dian)纜、塞繩 cord
花線(xian)、裝飾線(xian)路用軟線(xian) cord for decorative chains
帶有(you)插(cha)塞的電(dian)話軟線 cord setextra-hard-service cord
成套塞(sai)繩、帶有插塞(sai)的電話軟線(xian)彩色軟線(xian) colour cord
通信(xin)軟(ruan)件 communication software
錐形軟模具 cone-shaped flexible die
同軸(zhou)軟線、同軸(zhou)線塞(sai)繩(sheng) coaxial cord
螺圈(quan)形軟線(xian) coiled cord
橡皮絕緣(軟(ruan))電纜、橡套(tao)[軟(ruan)件]電纜 cabtyre cable
橡(xiang)套電纜(lan)、軟管電纜(lan) cabtyre sheathed cable
配套軟件 bundled software
軟管電纜 cab-tire cable
橡皮絕緣軟線〔軟塞(sai)繩〕 cab-tyre cord
電纜軟(ruan)接頭 cable flexible joint
軟連接(jie)用電纜 cable for flexible connections
電纜軟管 cable hose
電纜(lan)軟管(guan)夾托架 cable hose clamp bracket
編織軟(ruan)繩 braided flexible cord
退火、韌煉、軟化 anneal
肖飚(本軟件開(kai)發者、電纜工藝工程師) XIAOBIAO
屈(qu)服[流動、軟(ruan)化、擊穿]點 YP(yield point)
柔軟控(kong)制電纜 FCC(flexible control cable)
硬鏈段與軟(ruan)鏈段的嵌(qian)段共聚物 HYTREL
擠出機 extruders
擠出 extrusion
擠氣式擠出機(ji) vent extruder
通用回轉式擠出機 versatile turret extruder
立(li)式連續擠出硫化機(ji)組 vertical continuous extruding and vulcanizing machine 立(li)式擠出機(ji) vertical extruder
立式(shi)擠(ji)出 vertical extrusion
二段式擠出機 two-stage extruder
三層擠出(chu)機 triple extruder
三層擠出(機)頭 triple extruder head
三層擠出(機)頭 triple extrusion head
雙層擠出(機)頭 twin (extruder) head
雙頭擠(ji)出(chu)、雙層擠(ji)出(chu) twin-head extrusion
雙螺桿擠出機(ji) twin-screw extruder
三層擠出絕緣(yuan)電纜 three-layer extruded cable(
擠出機(ji))模(mo)(mo)嘴、模(mo)(mo)芯、末端 tip
串(chuan)列式擠出機(ji) tandem extruder
擠出物料(liao)的(de)脫節 starving of extrudate flow(
擠出機)送(song)料螺桿 stockscrew
濾網<擠出(chu)機的> strainer
剪切式擠(ji)出機頭 shear-type extrusion head
護套擠出機 sheathing machine
單螺桿擠出機 single screw extruder(
擠(ji)出機筒內)焦(jiao)燒、早(zao)期(qi)硫化 scorching(in extruder cylinder)
螺(luo)桿(gan)式擠出機(ji) screw extruder
半導體材料(liao)擠出機 semicon extruder
擠出(chu)頭、壓力模(mo)座 press block
壓力(li)型多層(ceng)一次擠出模 pressure-type coextrusion die
分段式擠(ji)出機 piggyback extruder
行星(xing)齒(chi)輪(lun)式擠出機 planetary gear extruder
(塑料)擠出(chu)機 plastic extruder
制粒擠出機 pelletising extruder
(擠出(chu)機)斜角機頭 oblique head
單段(duan)式擠(ji)出機 one-stage extruder
光纜護套擠出生產線 optical cable sheathing line
多色擠出(chu)機 multi-colour extruder
多(duo)層擠出機(ji) multi-layer extruder
多級[多段]式擠(ji)出機(ji) multi-stage extruder
多根擠出法 multi-wire insulation process
多頭擠出裝(zhuang)置 multiline extrusion system
多層擠出 multiple extrusion
(擠出機(ji))螺桿的計量區 metering section of a screw
混煉擠出(chu)機 mixer-extruder
混(hun)煉(lian)、排氣、擠出聯(lian)合機 mixing ,venting and extruding machine 標色(se)擠出機 marking extruder
鉛管擠出機 lead-pipe extrusion press
內皮擠(ji)出機(ji) inner skin extruder
絕緣機頭(tou)(tou)、擠出(chu)機頭(tou)(tou) insulating machine head
高效擠出機(ji) high output extruder
高(gao)速擠出生產流水線 high speed tandemized extrusion line
高發泡擠出 high-foaming extrusion
高發(fa)泡(pao)擠(ji)出生(sheng)產線(xian) high-foaming extrusion line
高(gao)速擠出生產(chan)流水線 high-speed tandemized extrusion line
臥式擠出機 horizontal axis extruder
臥式擠出機 horizontal extrusion press
熱擠出 hot extrusion
熱(re)擠(ji)出用潤滑劑 hot extrusion lubricant
靜液(壓)擠出 hydrostatic extrusion
模(mo)芯導向器(擠出機模(mo)子) guider tip
注氣體(ti)擠出機 gas-injection extruder
鉛管擠出機 lead-pipe extrusion press
內皮(pi)擠出機 inner skin extruder
絕緣(yuan)機頭(tou)、擠出機頭(tou) insulating machine head
高效(xiao)擠出機 high output extruder
高(gao)速擠出(chu)生產流(liu)水線 high speed tandemized extrusion line
高(gao)發泡(pao)擠出 high-foaming extrusion
高發泡(pao)擠(ji)出生(sheng)產線 high-foaming extrusion line
高速擠出生產(chan)流水線 high-speed tandemized extrusion line
臥式(shi)擠出(chu)機 horizontal axis extruder
臥式擠(ji)出機 horizontal extrusion press
熱(re)擠出 hot extrusion
熱擠(ji)出用(yong)潤滑劑 hot extrusion lubricant
靜液(ye)(壓(ya))擠(ji)出 hydrostatic extrusion
模芯導向器(擠出機模子) guider tip
注(zhu)氣體擠出機 gas-injection extruder
泡沫擠出生產線 foam extrusion line
泡(pao)沫絕緣擠(ji)出 foam insulation extrusion
前端驅(qu)動(dong)擠出機(ji) front-end drive extruder
光纖(xian)松套管-緊(jin)包緩沖(chong)層擠出生產線 fiber-optic loose tube-tight buffer 出線區(qu)、擠出區(qu) exit zone
擠出機 extr.
可擠(ji)出(chu)性(xing)、可擠(ji)壓性(xing) extrudability
擠(ji)出物、擠(ji)制材(cai)料(liao) extrudate
擠出(chu)物溫度 extrudate temperaturev
擠出[壓(ya)、包、制] extrude
擠出[壓、包、制]的 extruded
擠出型(xing)絕緣電(dian)纜 extruded cable
擠出型絕緣電纜 extruded dielectric cable
擠出機(ji)、擠壓機(ji) extruder
擠出(chu)機筒體 extruder barrel
擠(ji)出(chu)機機筒(tong)內徑(jing) extruder bore
直角擠出機頭(tou) extruder crosshead
擠出(機)模(mo)具 extruder dies
擠(ji)出(機(ji))頭 extruder head
擠(ji)出機擠(ji)出量(liang) extruder output
擠出(chu)機螺桿 extruder screw
擠(ji)出[制(zhi)、包(bao)、壓] extruding
擠出機 extruding machine
擠出[制、包、壓] extrusion
擠(ji)出(chu)模(mo)具 extrusion die
擠出(機)模具 extrusion dies
擠出涂漆法 extrusion enamelling process
擠(ji)出發(fa)泡 extrusion foaming
擠出發泡法 extrusion foaming method
擠(ji)出(機(ji))頭(tou) extrusion head
擠出指數 extrusion index
擠出生產線(xian)速度 extrusion line speed
擠出(chu)壓(ya)力 extrusion pressure
擠(ji)出(chu)[壓、包、制]方(fang)法 extrusion process
擠(ji)出(chu)工藝 extrusion processing
擠出性能 extrusion property
擠出量(liang)、擠出速度[量(liang)] extrusion rate
擠出(機)螺(luo)桿(gan) extrusion screw
擠(ji)(ji)出(chu)技術、擠(ji)(ji)出(chu)工藝(yi) extrusion technology
擠(ji)出(chu)溫度 extrusion temperature
擠出機模芯(xin) extrusion tip
擠出模具 extrusion tool
擠(ji)出速度(du) extrusion velocity
擠(ji)出輪 extrusion wheel
有殼擠(ji)出 extrusion with shell
無殼擠(ji)出 extrusion without shell(
漆包線的)擠出涂漆法 emailex method(
漆包線的(de))擠出涂(tu)漆法(fa) emailex process
雙(shuang)螺桿擠出機 double screw extruder
雙層擠出(機)頭 double(extruder)head
雙層(ceng)一次擠出(chu)(法(fa)) double-layer coating co-extrusion
雙(shuang)層擠出(機)頭 double-layer extrusion head
雙層擠出(機)頭 dual (extruder) head
雙層擠出機 dual extruder
非連續性(xing)擠出 discontinuous extrusion
雙(shuang)層(ceng)直角擠出機頭 double layer crosshead
擠出(chu)機(ji)機(ji)頭口型 die lips
擠出機(ji)機(ji)頭口型間隙(xi) die lips gap(
控制)壓力擠出法 controlled pressure extrusion
粉末涂(tu)敷 powder coating
室溫固化(hua) cold curing cold setting
十八盤兩段臥式絞線成(cheng)纜(lan)機18- bobbin 2-cage horizontal wire stranding and laying-up machine2/2
芯單段成纜(lan)機2/2- core single cage laying-up machinev
成(cheng)纜、布[配]線、敷設電(dian)纜[線] wire
未成纜光纖(xian) uncabled fiber
絞線成纜(lan)聯合機 stranding and laying-up machine
單(dan)節距成(cheng)纜機 single twist cabler
單節距[單絞式]成(cheng)纜機 single-twist cabling machine
剛性成纜機 rigid cabling machine
行星(xing)式成纜機 planetary cabler
行星式成(cheng)纜機 planetary cabling machine
行星式成(cheng)纜機 planetary laying-up machine
行星式(shi)成纜機(ji) planetary-type cabling machine
光(guang)纖成纜(lan)技術 optical fiber laying-up technology
成(cheng)纜(lan)角 laying angle
絞纜(lan)、成(cheng)纜(lan)、線芯絞合(he)、敷設 laying up
盤式(shi)成(cheng)纜(lan)機(ji) laying up drum twister
成纜工段 laying up section
成纜(lan) laying-up
成纜(lan)和包帶生產線 laying-up and taping line
成(cheng)纜角 laying-up angle
成(cheng)纜機(ji)、線芯絞合機(ji) laying-up machine
成纜操作、成纜工序 laying-up operation
成(cheng)纜用盤(pan) laying-up reel
重型(xing)電纜敷設(she)裝置(zhi)、重型(xing)成纜設(she)備 heavy cabling equipment
雙節距(ju)成纜機 double-twist cabling machine
雙(shuang)絞(jiao)(jiao)式[雙(shuang)節(jie)距(ju)]成纜(lan)(lan)機(ji) double-twist flyer-type high-speed stranding machine 雙(shuang)絞(jiao)(jiao)式[雙(shuang)節(jie)距(ju)]成纜(lan)(lan)機(ji) double-twist strander/laying-up machine
盤式成纜機 drum cabling machine
盤絞式成纜(lan)機(ji) drum twister laying-up machine
盤絞式(shi)成纜機 drum twister type cabling machine
盤絞式成纜機 drum twisting assembling machine
盤(pan)絞(jiao)(jiao)式(shi)絞(jiao)(jiao)線機、盤(pan)絞(jiao)(jiao)式(shi)成纜機 drum twisting machine
線芯絞(jiao)合(he)、絞(jiao)纜、成纜 core stranding
全(quan)套擠塑-成纜生產線 complete extrusion-cabling line
成纜材料、包覆材料 cladding material
成纜(lan)(lan)、絞纜(lan)(lan) cable-laying
成纜機 cable-laying-up machine
成纜(lan)構(gou)件(jian) cabled complement
成(cheng)纜光纖(xian) cabled optical fiber
成纜(后(hou))包帶 cabled tape
成纜(lan)機、成纜(lan)機、電纜(lan)盤 cabler
成纜、成纜、電線(xian)敷設、布線(xian)、電纜敷設 cabling
成纜損耗 cabling absorption
成纜(lan)工段 cabling department
成纜設(she)備、布線設(she)備 cabling equipment
成纜機 cabling machine
成纜(lan)放裝置 cabling pay-off
成纜(lan)工藝 cabling processv
成纜、布(配(pei))線、敷設電纜、 n
電纜 cable
弓(gong)式成(cheng)纜機(ji) bow cabling machine
弓式成纜(lan)機 bow type stranding machine
絞纜(lan)機、成纜(lan)機 assembling machineSZ
絞(jiao)成纜(lan)機 SZ cabling machineSZ
絞合(he)機、左(zuo)右絞合(he)機、 SZ
成纜機(ji) SZ strander
電(dian)纜填充 cable filling
繞(rao)包、纏繞(rao)、電(dian)纜填充(chong)物 wormings
凡士林填充市話電纜 vaseline filled local cable
電(dian)纜(lan)內壁填充(chong)劑[物(wu)] wall cable filler
填料、填充、塞入(ru) stuffing
填料[填充]法(fa) stuffing process
澆(jiao)注溫度、填充溫度 pouring temperature
粉(fen)沫填充電纜 powder filled cable
壓力填充 pressure excited filling
聚乙烯填充物 polyethylene filler
聚丙(bing)烯填充繩(sheng) polypropylene filler yarn
石油膏填充 petrojelly filling
石蠟油(you)(you)填(tian)(tian)充聚乙烯(xi)絕緣電纜 petrolatum-filled polyethylene-insulated cable 石油(you)(you)膏填(tian)(tian)充物、石油(you)(you)膏填(tian)(tian)充器 petroleum jelly cable filler
石油膏填充 petroleum jelly filling
非(fei)導電(dian)填充物(wu) non-conductive filler
礦物填充交聯聚(ju)乙(yi)烯 mineral filled crosslinked polyethylene
填(tian)充(chong)物、填(tian)料(liao) loading material
膏狀(zhuang)物填充松管光纖 loose tube optical fiber filled with jelly
石油膏(gao)填(tian)充(chong)塑料(liao)電纜 jelly filled plastic cable
石油膏填充設備 jelly-filling equipment
麻填料、填充麻 jute filler
內填充(chong)(料) inner filler
內(nei)填(tian)充(護套)料[混合(he)物] inner filling compound
內填充護(hu)套 inner filling sheath
無填充料 inorganic filler
填充包套(tao)聯合生產線 integrated filling and sheathing line
填充(chong)四(si)線(xian)組(zu)、間充(chong)四(si)線(xian)組(zu) interstitial quad
高(gao)填充膠(jiao)料 highly-extended compound
潤滑脂填充(chong)線芯 grease-filled core
全(quan)[連續(xu)]填充(chong)電(dian)纜、縱向密(mi)封電(dian)纜 fully filled cable
光纜填充機 fiber optic cable filling machine
填(tian)充系數 fill factor
填充系(xi)數(shu)、占體率(lv) fill in ratio
填充線(xian)芯導線(xian) fill-core conductor
填充系數、占(zhan)體率(lv) fill-in ratio
填充(chong)電纜 filled cable
填(tian)充用戶電纜 filled service cable
填充[封]物、填料、填芯 filler
填充劑 filler compound
非填(tian)充(chong)電纜、無填(tian)充(chong)電纜 fillerless cable
填(tian)充(chong)、充(chong)填(tian)、填(tian)料 filling
填充(chong)(chong)復合物、填料、填充(chong)(chong)劑、填充(chong)(chong)混(hun)合物、澆(jiao)注料、澆(jiao)注劑 filling compound 填充(chong)(chong)機 filling machine
填充材料 filling material
填充溫(wen)度、澆注溫(wen)度 filling temperature
擠包內護層、內填充護套 extruded inner covering
環氧填(tian)充密封(feng)端 epoxy filled sealing end
連續[全]填(tian)充(chong)電纜(lan)、縱向密封電纜(lan) continuously filled cable
色標聚乙烯石油膏填充電話(hua)電纜(lan) color coded polyethylene jelly filled cable 石油膏填充粘(zhan)結護套聯合設備 combined petro-jelly filling and bonded sheath equipment
填充率 compaction ratev
裝料、填(tian)充、充電、電荷(he) charge
電纜填充劑 cable-filling compound
電纜填充設(she)備 cable-filling plant
中心填充物(wu) center filler
中心(xin)填充物(wu)、填芯 centre filler
電纜(lan)填充、電纜(lan)占用(yong)(yong)率(lv)、電纜(lan)填充率(lv)、電纜(lan)線對利用(yong)(yong)率(lv) cable fill
電纜填(tian)充(chong) cable filling
電纜填充(chong)裝(zhuang)置(zhi) cable filling applicator
電纜填充設備 cable filling equipment
電(dian)纜填(tian)充機 cable filling machine
電纜填(tian)充麻 cable filling yarn
電纜填(tian)充用油(you)膏、電纜填(tian)充油(you)膏 cable jelly
填充、填料(liao)、鎖緊裝置(zhi) blocking
色(se)標聚乙(yi)烯(xi)石油(you)膏填充(chong) CCP-JF(color code polyethylene-jelly filled)
扁平編織線 flat braid
編織 braiding
澆(jiao)鑄(zhu)〔流延〕 casting
涂敷 coating
包封 encapsulating
耐(nai)磨性 Abrasion Resistance
十六錠臺式編織機16- carrier bench braiding machine16
錠高速編織機16- carrier high speed braider
十六錠高(gao)速編織機16- carrier high-speed braiding machine24
錠(ding)高速編織機(ji)24- carrier high speed braider
金屬(shu)編織(zhi)、金屬(shu)絲編織(zhi) wire braid
金屬(shu)絲編(bian)織機、金屬(shu)絲織機 wire braiding machine
編(bian)織套(tao)、電纜屏蔽套(tao) wired tube
編織電纜 wove cable
編織電纜 woven cable
鍍錫銅(tong)線編織 tinned cooper braid
鍍(du)錫銅絲編(bian)織(zhi)帶[層] tinned copper braid
鍍錫銅(tong)絲編(bian)織(zhi)屏蔽 tinned copper braid shielding
鍍錫銅絲編(bian)織帶[層] tinned copper mesh
鍍(du)錫銅絲(si)編織帶(dai) tinned copper mesh(ed)
纖維編織(zhi)、紗(sha)編織(zhi) textile braid
金(jin)屬絲編織帶 textile tape with interwoven metal wires
鋼絲(si)編織 steel wire braiding
扁編織導線 strap braided conductor
編織(zhi)套[層(ceng)]、套管 sleeving