石油和化工装置中，均有螺杆压缩机。

Oil and chemical device, all have screw compressor.

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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?

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螺杆空气压缩机使用的空气过滤为纸式。

Screw air compressor used for air filter paper type.

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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.

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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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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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