There Would Be great Waste in Some Cases if the SimPlified Soil Pressure Calculating method Was Used.
有些情况用简化方法计算将遗成严重浪费。
By using the surge pressure calculating method, in this paper the formulas have been derived which are used to calculate the maximum allowable velocity in pulling and running pipe in borehole.
本文根据波动压力计算方法推导出了最大许用起钻速度和下钻速度的计算公式。
The calculating method in this paper can be used to preestimate spray parameters of pressure-swirl atomizer.
本文所提出的计算方法可用于离心式喷嘴雾化参数的预估。
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