基本解釋球瓣英漢例句雙語例句Though there is no condensate water that UKes ball-type sealed lever to make the valve clack tightly adhesion to the valve seat, it cBS prevent the fresh vapor from leakage.由於閥座孔在凝結(jié)水水位以下，形成水封，水、汽自然分離，達到無蒸汽泄漏。Though there is no condensate water that uses ball-type sealed lever to make the valve clack tightly adhesion to the valve seat, it can prevent the fresh vapor from leakage.由於閥座孔在凝結(jié)水水位以下，形成水封，水、汽自然分離，達到無蒸汽泄漏。ball clack更多例句詞組短語短語ball clack valve 球瓣單曏閥ball clack更多詞組