It is important not to use conventional chucks for hammer drilling.
重要的是用冲击式电机钻孔时别使用传统卡盘.
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These electro - permanent magnetic chucks are also available in long pole design.
这些电永磁吸盘也可以利用长极块设计.
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The chucks are new ones for surface grinding machine and tool grinding machine.
该吸盘是平面磨床、工具磨床用新型磁盘.
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The people in the village hate him because he always chucks his weight about ( around )
这个村的人们都恨他,因为他总是 以势压人.
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