If you land hard on your heels with each stride, for example, you're going to wear through shoes more quickly than more efficient runners.
举例来说,如果你每次都很用力的用脚后跟踩地,那么你将比那些更有效的跑步者更快的把鞋子跑坏。
A pneumatic tire having land sections with acute Angle sections, in which the level of air column tube resonance sound is reduced with uneven wear resistance maintained at high level.
一种充气轮胎,其包括具有锐角部的陆部,不仅能维持耐单边磨损性能,还能降低气柱共鸣声声级。
Using these formulas, the ulterior ballistic performance variation of the gun in different wearing degree can be predicted by measuring the land diameter wear figure.
应用这些公式,可通过静态测量火炮内径改变量的方法确定不同磨损程度火炮的内弹道性能变化。
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