All tanks are powder and vacuum insulated in the annular space. Tanks are equipped with various circuits to control product fill, pressure build-up, pressure-relief, product withdrawal, and tank vacuum.是什么意思_All tanks are powder and vacuum insulated in the annular space. Tanks are equipped with various circuits to control product fill, pressure build-up, pressure-relief, product withdrawal, and tank vacuum.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句