However, over time, Xiake Zhang found the fourth floor of a fire valve has no water.

然而经过一段时间后，夏科长发现四楼的一个消防阀门还没有水。

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The paper discusses some common problems in the engineering design of the classification of air-conditioner system and smoke ventilation system as well as the set up of the fire valve.

本文对暖通设计中通风空调及排烟系统的划分、防火阀的设置等工程设计中常见的问题进行了探讨。

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Toyota famously resumed production within five days after a fire destroyed a brake valve supplier in 1997.

最出名的一次是丰田公司的一家制动阀供应商于1997年毁于一场大火，而丰田公司居然在五天内就恢复了生产。

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Though a program displays panels showing all the critical processes of a real rig (fire and gas detectors, valve status, oil flow from the sea bed and so on), and then responds to the actions of the trainee by altering these displays appropriately, a human operator can intervene at any time if things seem to be going too smoothly.

ECONOMIST: Virtual reality

Fire crews said one man noticed a leaking valve on a gas cylinder used for cooking and managed to get everybody out with moments to spare.

BBC: Debris cleared from Leicester blast temple