Unhappily, however, the hearse was over-weighted, and they had not reached the cemetery before the spring broke, and the bottle with it.

但不巧的是，灵车超载，人们还没到墓地，车上弹簧就断了，酒瓶也摔碎了。

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Three types of backpressure valves are diaphragm, spring and weighted lever.

有三种类型的回压阀，即隔膜式、弹簧式和负荷杆式。

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Three types of backpressure valves are diaphragm, spring and weighted lever.

有三种类型的回压阀，即隔膜式、弹簧式和负荷杆式。

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