套管

casing swab

套管抽子

套管悬挂器 casing suspender | 套管抽子 casing swab | 套管旋转头 casing swivel

casing swab

套管抽刷器

"casing substitute","套管接头" | "casing swab","套管抽刷器" | "casing swage","套管整形器"

casing drive shoe

套管鞋

casing drive head 套管帽 | casing drive shoe 套管鞋 | casing elevator 套管吊卡

casing elevators

套管起落机

套管底环 casing shoe | 套管起落机 casing elevators | 套管深度 casing point

casing float valve

套管浮阀

套管浮鞋 casing float shoe | 套管浮阀 casing float valve | 套管压裂 casing fracturing

bushing ,oil filled

灌油套管

"电容器式套管","bushing ,condenser type-" | "灌油套管","bushing ,oil filled-" | "瓷套管","bushing ,procelain-"

casing bridge plug

套管桥塞

套管打捞筒 casing bowl | 套管桥塞 casing bridge plug | 套管弯曲 casing buckling

casing float plug

套管浮塞

套管浮箍 casing float collar | 套管浮塞 casing float plug | 套管浮鞋 casing float shoe

telescope joint

(管端的)套管连接、套管接头

telescoped coil塔形钢卷 | telescope joint(管端的)套管连接、套管接头 | telescopic guide可伸缩导轨

telescope joint

插接套管接头,套管连接,套筒接头

telescope jack ==> 套筒式千斤顶,筒式千斤顶 | telescope joint ==> 插接套管接头,套管连接,套筒接头 | telescope level ==> 瞄准镜水准器

haulage device：拖曳设备;运输设备

haul road 运料路;拖运材料的道路 | haulage device 拖曳设备;运输设备 | hazardous slope 危险斜坡

Let sb. in：让某人进

8.be late for school上学迟到 | 9.let sb in让某人进 | 11.travel around the world环游世界