The factors influencing the safe and stable operation of air-assist LPG-air blending device are analyzed, and the measures for assuring the safe and stable operation of the mixer are put forward.
分析了影响空气助推式液化石油气混空气装置安全稳定运行的因素，提出了保证设备安全稳定运行的措施。
The invention relates to a metering device in a concrete blending plant, particularly a cement on-line metering device.
本发明涉及一种混凝土搅拌设备中的计量装置，具体地说是一种水泥在线计量装置。
Heavy oil was emulsified by using RT-A as emulsifying agent and a static emulsification device for water-blending. Good commercial results were obtained in Dagang Oilfield Refinery.
采用RT - A型重油乳化剂，以静态混合器为主要乳化设备的重油掺水乳化技术，在大港油田炼油厂工业应用中取得了较好的工业应用效果。
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