常見例句雙語例句Fast-opening blind is applied in the circular hatch of pressure pipeline and pressure vessel, which can be opened and closed fast.快開盲板是用于壓力管道或壓力容器的圓形開口上并能實現(xiàn)快速開啟和關(guān)閉的一種機(jī)械裝置。 返回 blind hatch