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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.
youdao
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采用名牌压缩机，性能稳定，制冷效果好。
By famous compressors, stable performance, refrigeration effect is good.
youdao
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采用名牌压缩机，性能稳定，制冷效果好。
By famous compressors, stable performance, refrigeration effect is good.
youdao