The design method of safety protection system of air blower in large scale device of producing sulphuric acid from sulphur was described.
介绍了大型硫磺制酸装置中空气鼓风机安全保护系统的设计方法。
The fire detection system is a safety device for protection of personnel and facility.
火焰探测系统是用来保护人员和设备安全的装置。
This machine is equipped with the automatic feeding system, pressure and temperature setting functions and safety protection device.
压力及温度设定功能和安全保护装置，适用于皮具、制鞋、包装等行业。
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