Of course, the cause of the fault and the wear on the main splint has a relationship, so the problem may also appear in the vertical wheel and the small steel wheel.
当然，故障原因也和把挺在主夹板上的磨损有关系，因此问题也可能出现在立轮和小钢轮之间。
Vertical dial and mechanism in the horizontal white gold case allow to find out what time it is, without taking your hands off the wheel.
垂直的钟面和在水平面上的白色黄金表面上的机械原理能让你准确找出时间，而不用把手旋下。
By using the theoretical study results, the modification of the developed vertical disc brush wheel type seeding apparatus was curried up and the results were proved well.
应用理论研究成果对研制的垂直圆盘刷种轮式排种器的参数进行了改进，收到了较好效果。
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