Contact Mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
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The load assignment formula and the method of the double circular arc gear under the wiring error influence between the contact mark was introduced and inferred.
介绍并推导双圆弧齿轮在安装误差影响下接触迹间载荷分配的计算公式和方法。
Contact mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
Both substances also contained a substance that would mark any mosquito that came in contact with it.
这两种喷雾中都含有一种物质，可以标记出接触过这种喷雾的任何蚊子。
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