设计人员可直接利用公式对支承梁进行设计计算。

Calculation formula for supporting beam (either single or double beam) are deducted and put forward for the purpose of easy use to designer.

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本文从理论角度提出提高车辆路段定位精度的方法，并利用公式进行了推导证明。

A method for improving the accuracy of vehicle location on road segment is proposed from the theory point of view, and its high accuracy is verified by formula.

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利用公式可制订调换变换牙的时间表，从而能控制整个织造过程中泡、地经纱的送经比。

According to this formula, the time of changing wheel is obtained, thus the ratio of warp velocity of base and crepe axis may be controlled during the whole weaving process.

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So we can now take this expression and rewrite it under the condition of du is equal to zero.

我们利用这个公式,并在du=0的条件下将它重写。

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