The general calculation formulas and differential approximate calculation ones are deduced, and the different machining occasions applying those jigs in condition of different demand o…
推导了三种钻模定位误差的通用计算公式和微分近似计算公式,提出了在不同定位误差要求下三种定位钻模适用的加工场合。
Gas deviation factor being a very important parameter in gas engineering calculation was calculated by use of empirical formulas in general.
天然气偏差因子是天然气工程计算中一项相当重要的参数,该参数普遍采用相关经验公式计算。
The general formulas for calculation of local impact effects are presented and reviewed.
介绍和评价通用的计算撞击局部效应的公式。
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