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公开(公告)号:US20190257306A1
公开(公告)日:2019-08-22
申请号:US16282596
申请日:2019-02-22
摘要: A reciprocating-type piston compressor that can operate at very low speed (
公开(公告)号:US20190257306A1
公开(公告)日:2019-08-22
申请号:US16282596
申请日:2019-02-22
摘要: A reciprocating-type piston compressor that can operate at very low speed (