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... reciprocating pump 来去泵,活塞泵 reciprocating refrigerator 来去式制冷机 recirculate 再轮回 ...
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reciprocating ammonia refrigerator 往复式氨压机
·2,447,543篇论文数据，部分数据来源于NoteExpress
The noise resources, noise propagating ways and its spectrum characteristic of a hermetic reciprocating refrigerator compressor were analyzed.
分析了全封闭活塞式冰箱压缩机噪声来源、传播途径以及所研究的冰箱压缩机的噪声频率特性。
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