cotter drill的中文,翻译,解释,例句
cotter drill
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cotter pin drill:开尾销孔钻头
cotter pin ==> 开口销 | cotter pin drill ==> 开尾销孔钻头 | cotter seat ==> 气门弹簧座
cotter pin drill:开尾销孔钻头
cotter pin ==> 开口销 | cotter pin drill ==> 开尾销孔钻头 | cotter seat ==> 气门弹簧座