The special structure is analyzed for the vertical twin screw compressor.
研究了立式螺杆制冷压缩机的结构特点。
Primary impeller blades of vertical air compressor were broken down in the course of use.
某公司立空压机一级叶轮叶片在使用过程中断裂。
Primary impeller blades of vertical air compressor were broken down in the course of use.
某公司立空压机一级叶轮叶片在使用过程中断裂。
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