查询词典 safety valve

If several valves installed together with the drum in a pipe directly connected to the short, short tube channel Full Lift Safety Valves cross-sectional area should not step on all exhaust valve 1.25 times the area.

如果几个安全阀共同装设在一根与锅筒直接相连的短管上，短管的通路截面积应不步于所有安全阀排汽面积的1.25倍。

Jidong automatic gas lift valve air-pressurized safety debugging high-performance simple operation high automation on the Jidong Oilfield Fort artificial island of positive significance.

冀东自动化气举阀调试装置空气增压安全性能高，操作简易，自动化程度高，对冀东油田南堡人工岛的发展具有积极意义。

Dampers off according to Stainless Steel Safety Relief Valves, Closed system requirements, system disable and open during normal operation is located in the state, Such as the pipe conveying gas temperature below the selected film melting point fusible metal when the normal operating state, the valve is open.

防火阀的通断根据系统的要求，系统停用与正常运行时是位于开启状态的，如管内输送气体温度低于所选定的金属易熔片的熔点时，属正常运行状态，阀门是敞开的。

Dampers off according toStainless Steel Safety Relief Valves, Closed system requirements, system disable and open during normal operation is located in the state, Such as the pipe conveying gas temperature below the selected film melting point fusible metal when the normal operating state, the valve is open.

防火阀的通断根据系统的要求，系统停用与正常运行时是位于开启状态的，如管内输送气体温度低于所选定的金属易熔片的熔点时，属正常运行状态，阀门是敞开的。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。