Gears forward 前进齿轮数量
Most cars have four forward gears.
大多数汽车有四个前进挡。
Time gears never stop turning, it USES one of the most ruthless and rational way, so that each parallel life to move forward.
时间的齿轮从未停止转动,它用一种最冷酷和理智的方式,让每个生命得以平行前进。
New technology that altering temperature and low pressure carburization is put forward in allusion to low quality and high cost of gears.
针对耐磨构件,尤其是齿轮等机械构件质量低和生产成本高的现状,提出变温低压渗碳新工艺。
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