螺杆机；
本文对双螺杆磨浆机的传动系统进行了较为深入的研究。
This paper focuses on the study of the driving system about twin screw grinder.
石油和化工装置中，均有螺杆压缩机。
螺杆空气压缩机使用的空气过滤为纸式。
传动系统是双螺杆挤出机的一个重要部分。
The driving system is an important part of twin-screw extruder.
讨论了挤出机螺杆熔融段的优化设计问题。
The design of the melting zone for extruder screw was optimized.
双螺杆塑料挤出机中的螺杆较为复杂，螺杆的结构和参数对挤出过程起决定作用。
The screw of twin-screw plastic extruder is complex, its structure and parameters determine extrusion process.
研究了单螺杆挤出机生产率的精确控制问题。
The accurate controlling of a single screw extruder was studied.
研究了立式螺杆制冷压缩机的结构特点。
The special structure is analyzed for the vertical twin screw compressor.
本文对双螺杆磨浆机的设计理论进行了研究。
This paper focuses on the study of the design theory of twin screw pulping machine.
同时介绍了这种单螺杆挤出机在生产中的应用情况。
The applications of the single - screw extruder to production are also presented.
双螺杆与单螺杆压缩机，谁更好一点？
Who is better, the twin screw compressor or the single screw compressor?
维修和服务：螺杆空气压缩机的维修，主要发动机大修。
Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.
维修和服务：螺杆空气压缩机的维修，主要发动机大修。
Maintenance and service: Screw rod air compressor's maintenance main engine overhaul.
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