需用功率，需要功率

From this I can calculate the estimated required power.

我可借此计算所需的动力估计值。

But now many designers feel delicate how to select and calculate the required power load appropriately.

但如何恰如其分地选择与计算其所需的负荷则是目前很多电气设计人员感觉比较棘手的问题。

The paper introduces a method to compute helicopter required power in detail from engineering application.

本文从工程应用角度出发，详细地介绍了直升机需用功率的计算方法。

The powder helix packing machine has the advantages of smaller required power, fast discharge speed and high discharge efficiency.

本实用新型具有所需功率较小、出料速度快、出料效率高的优点。

Path shrink parts sizes shrink, open and close the required power is reduced, at the same time expand the scope of application components.

通径收缩能使零件尺寸缩小，开、闭所需力相应减小，同时可扩大零部件的应用范围。