词典 / 科技
roughing pump【真空】;roughing vacuum pump【真空】;
暂无补充释义。
roughing line【真空】
roughing【矿】;roughing separation【矿】;
roughing tool
roughing
bastard cut【机】;roughing cut【机】;
no-roll roughing【机】
three-high roughing mill
Morse taper roughing reamer
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