单词	deadweight valve
释义	deadweight valve 重量保安阀
随便看	backed down back eddy backed for bail backed frictional material backedge back edge backedge of impulse back edging backed note backed off backed-off cutter backed-off milling cutter backed-off tap backed onto backed out backed porcelain backed stamper backed-up backed up backed-up auxiliary backed up bit backed-up busbar backed-up power supply backed-up supply backed up type roller leveller 离群索居离蔬释屩离蔬释蹻离题万里离魂倩女离鸾别凤离鸾别鹄离鸾别鹤禼禽しゅくすいしゅくすい【宿酔】しゅくするしゅくするしゅくする【宿する】しゅくする【祝する】しゅくずしゅくず【縮図】しゅくせしゅくせ【宿世】