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The center of circle is the position of the centre hole for positioning.
该圆周的圆心即定位的中心孔位置。
youdao
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The invention discloses a positioner and a method for positioning a steel member.
本发明公开一种定位器及钢构件的定位方法。
youdao
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The invention discloses a positioner and a method for positioning a steel member.
本发明公开一种定位器及钢构件的定位方法。
youdao