The lead part of the valve cannot be put under stress.

阀的先导部位是不能受力的， ， 在安装吊装时应特别留意。

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If electromagnetic pulse valve is not always magnetized, it must be checked if the connection outside of the terminal of common lead of the valve is correct and reliable.

若电磁脉冲阀全部不吸，应检查阀用公共线端子外的接线是否正确可靠。

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The function of relief valve on valve regulated lead acid batteries and influential factor for determining opening pressure was discussed.

讨论了安全阀在闹控铅酸蓄电池中的作用和确定开阀压力应考虑的因素。

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He said that the Bank of England's scheme should persuade both banks and FSA to lighten up: the mere existence of the Bank's new guarantee that easy money is available to banks should lead to an opening of the lending valve.

BBC: Will Bank of England��s new lending schemes work?