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carriage bolt
auto. 车身螺栓木制车身用,螺栓头带方颈
dril. 固定螺栓
el. 螺丝栓
met. 方颈螺栓
tech. 螺栓; 车箱螺栓; 车身螺栓
carriage bolt
: 2 phrases in 2 subjects
Chemistry1
Technology1