This is normally done by charging the brake pipe fully from one end of the train and checking that it has charged at the other end.

通常的做法是从列车制动管的一端充气，观察另一端的变化。

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The testing method using fall size substance specimens is introduced for transmission shaft, oil well pipe, train pothook, cover of sewer well.

介绍了传动轴、油井管、火车挂钩、窨井盖等全尺寸实体试件试验方法与工程实际应用情况。

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We have established the continuity equations under train pipe leakage condition and presented an explicit finite difference method to solve the pressure-velocity coupling equations.

建立了考虑列车管泄漏的连续性方程，给出一种求解压力速度耦合方程的显式有限差分算法。

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Mr. PHILBRICK: You might be able to ascertain by going through the sewer pipe at this location, end up directly below a prime target - whether it's a train station or a municipal building or a school or a hospital, you know, something like that.

NPR: Security Officials Seek to Block Some Online Maps