钻管

soil capillarity

土壤毛管性

soil borer 土钻 | soil capillarity 土壤毛管性 | soil characteristics 土壤特性

suction dredger

吸管式挖泥船

苏彝士运河舵 Suez Canal rudder | 吸管式挖泥船 suction dredger | 潜驳型钻油船 submerged barge type drilling rig

drill pipe

钻探管

drill jig bushing钻套 | drill pipe钻探管 | drill press钻床

slugging

填料焊接

钻管夹持器(钻油船) slips | 填料焊接 slugging | 泥浆 slurry

submerged barge type drilling rig

潜驳型钻油船

吸管式挖泥船 suction dredger | 潜驳型钻油船 submerged barge type drilling rig | 潜艇之勤务船 submarine tender

expansion bit drill

活络螺旋钻

expansion bend 膨胀弯管 | expansion bit drill 活络螺旋钻 | expansion bit 活络螺旋钻头

pulp chamber bur

髓腔钻

pulp canal reamer 牙髓根管扩大针 | pulp chamber bur 髓腔钻 | pulpit 控制台,操纵台

spoon bit

勺钻

spooling machine 打轴机 | spoon bit 勺钻 | spoon gauge 管簧真空规

shell bit

筒形钻

Shell Better Environmental Award Scheme ==> 蚬壳美境奖励计划 | shell bit ==> 筒形钻 | shell boiler ==> 筒式锅炉,火管锅炉

shell auger

壳钻

shell armature motor ==> 管式电枢电动机 | shell auger ==> 壳钻 | shell bearing ==> 轴承壳

Supposed to Be：应该吧

我想我该睡了 i think i should slp | 应该吧 supposed to be | 希望 hope so

Plain Weave：平布

509 hopsack 方平织物 | 510 plain weave 平布 | 511 panama 巴拿马薄呢