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brace bit
archit. 手摇钻
el.mach. 摇弓钻
meas.inst. 曲柄钻孔器,手摇曲柄钻
tech. 弓钻; 摇钻; 钻孔器; 曲柄钻 (孔器); 手摇曲柄
brace and bit
archit. 手摇曲柄钻
auto. 手摇弓钻
construct. 曲柄钻孔器; 摇〔弓〕钻
brace bit: 21 phrases in 6 subjects
Architecture3
Automobiles1
Drilling2
Electric machinery1
Engineering geology1
Technology13