boiler blowdown鍋爐排污;鍋爐水排污
blowdown valve排污閥;泄壓閥;泄放活門;高壓放氣閥
Blowdown valves泄料閥;泄料
Blowdown Sealing Face啟;閥件彌縫面;閥件密封面
blowdown pipe排污管;放水管;補(bǔ)氣管;放空管
Blowdown of a safety valve啟閉壓差
blowdown line卸料導(dǎo)管;泄壓管線;排放
continuous blowdown連續(xù)排污;持續(xù)排污
blowdown turbine沖擊式渦輪機(jī);沖擊式渦輪