本实用新型能够有效约束曲轴的挠动，使转子压缩机性能得到改善。
The utility model can efficiently restrict the deflection of the crankshaft, so as to improve the performance of the rotor compressor.
本实用新型能够有效约束曲轴的挠动，使转子压缩机性能得到改善。
The utility model can efficiently restrict the deflection of the crankshaft, so as to improve the performance of the rotor compressor.
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