《工程机械英文技术词汇》检索：pressurize... ... primary pressure relief valve；主[初次]安全阀 primary pressure setting；初始[基本]压力调定 primary pump；充油泵 ...
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primary pressure setting
一次压力调定
以上为机器翻译结果，长、整句建议使用 人工翻译 。
By analyzing, it is considered that effect of tire pressure on tire wear is very small, a nd setting of wheel camber has primary effect on tire wear, which is verified by tests.
经过分析认为，轮胎气压对于轮胎磨损的影响是相当小的，而在轮胎磨损中起主导作用的是轮胎外倾角参数的设置，并且通过试验对此进行了验证。
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