A security guard could be seen spraying a fire extinguisher pointlessly against a growing fire ball.
只见一名安保人员毫无意义地对着越来越大的火球，喷洒着灭火剂。
When people in every section of the club from the cook in the kitchen to the security people and the ball boys, when they call you 'boss' it means a lot.
当俱乐部里面的每一个部们的人，由厨房里的厨师，保安人员，到球僮们，当他们叫你“老大”的时候，实在是意义重大。
As main energy consumer in thermal power plants, performance of the ball mill pulverizer system directly impacts the whole power plant's security and economy.
作为火电机组的耗能大户，制粉系统的安全经济运行直接影响着整个机组的安全性和经济性。
The measurement and control of mass level is the key that ensure the economy and security of the ball mill operation.
磨煤机的料位测量和控制是保证制粉系统安全性和经济性的关键。
Its security interlock security design includes rotate speed signal processing, over loading protection, conversion triplet ball valve and so on.
其在安全联锁设计包括转速信号处理、加速度信号处理、过载保护、转换三通球阀等。
The valve for front stove of the piping fuel gas has the security ball valve and the security magnetic switch, which has security and protective function basically consistent with JA8000 safety valve.
安保磁力开关是管道燃气的灶前阀，它所具备的安防功能基本上与JA8000安全阀一致。
The valve for front stove of the piping fuel gas has the security ball valve and the security magnetic switch, which has security and protective function basically consistent with JA8000 safety valve.
安保磁力开关是管道燃气的灶前阀，它所具备的安防功能基本上与JA8000安全阀一致。
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