英 [ˈbɪtstɒk]
n. 钻柄
bitstock /ˈbɪtˌstɒk/
名词 the handle or stock of a tool into which a drilling bit is fixed 钻柄
a carpenter's tool having a crank handle for turning and a socket to hold a bit for boring
同义词： brace
... 手摇曲柄钻 弓形钻 braceandbit 手摇曲柄钻拉条斜撑柱支架支撑 brace (手摇曲柄钻的)钻柄 bitstock ...
... couplet 对句 bitstock 手摇钻 energize 使活跃 ...
The cutting part of a drill usually pointed and threaded and is replaceable in a brace or bitstock or.
钻机的切割部分；通常是尖头的有螺旋状图案并且可以更换用在柱柄或上。