Through the study of operating characteristics of the screw, analysis of temperature, pressure and suction air drying of the screw safety implications, a detailed analysis of screw conveyor emulsion matrix in the process of risk factors. 通过对螺杆泵工作特性的研究,分析了温度、压力以及吸空断流对螺杆泵安全性的影响,详细分析了螺杆泵输送乳化基质过程中的危险因素。