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曲柄钻 qūbǐngzuàn
gen. breast-drill
archit. bit-brace; bit stock
dril. bit brace
eng.geol. bellybrace
tech. belly brace; brace bit (孔器); brace drill; breast borer; click bore; crank brace
wind. breast drill
曲柄手摇
archit. brog
曲柄螺旋
construct. crank auger
曲柄手摇
tech. brog
曲柄钻: 16 phrases in 5 subjects
Architecture1
Construction1
Drilling2
Measuring instruments1
Technology11