冲击钻

astrological

占星的, 占星术的

shouting distance 不远的距离 | astrological 占星的, 占星术的 | percussion drilling [机]冲击钻

Bench drill

台钻

工程竣工阶段 Completion stage | 台钻 Bench drill | 冲击钻 Churn drill

chopping bit

冲击钻钻头

chopping amplifier 斩波放大器 | chopping bit 冲击钻钻头 | chopping knife with wooden handle 木柄菜刀

Churn drill

冲击钻

台钻 Bench drill | 冲击钻 Churn drill | 手电钻 Electric portable drill

percussion drilling

[机]冲击钻

astrological 占星的, 占星术的 | percussion drilling [机]冲击钻 | compensating beam 平衡梁

Percussion drill

冲击钻

齿形锁紧垫圈 Toothed Lock Washer | 冲击钻 Percussion drill | 冲击钻头 Percussion Drill Hammer

percussion chisels

冲击钻

multi-boom drill,多臂钻 | percussion chisels,冲击钻 | percussive hammer,冲击锤

Churn drill, cable-tool rig

冲击钻

Chipping spreader 石屑撒布机 | Churn drill, cable-tool rig 冲击钻 | Clear height 净高

piston drill

活塞穿孔机,活塞式冲击钻,活塞式凿岩机,活塞凿岩机,活塞钻机

piston displacement ==> (气缸的工作容积)活塞位移 | piston drill ==> 活塞穿孔机,活塞式冲击钻,活塞式凿岩机,活塞凿岩机,活塞钻机 | piston drive ==> 活塞传动

auger?sinker?bar guides

冲击钻杆导向器

auger?drill head 螺旋钻头 | auger?sinker?bar guides 冲击钻杆导向器 | auget 雷管

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