And if you have a pull down here and you have a pull up here and you have in here a spring then you see you have a way of measuring that force.
往下拉这儿的话,会产生向上的拉力,中间有根弹簧,它能帮助你测出力的大小了。
The existing synthesized checking instrument for the double-face engagement of a gear in China is in a pure mechanical structure, and a force measuring mechanism is in a pressure spring structure.
现有国内的齿轮双面啮合综合检查仪为纯机械式结构，测力机构为压簧结构。
The utility model relates to a novel force measuring mechanism for a double-engaging device, which is a force measuring device composed of a tension spring.
新型的双啮仪测力机构，是一种拉簧组成的测量力的设备。
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