vacuum-tight
美
英 
英漢解釋
例句
In contrast to ordinary PS, spraying of PS chaetomium in pictures and texts exposed vacuum tight time should be significantly reduced.
相差于別致PS版,噴涂不凈背層的PS版在圖文曝平時的真空稠接工夫答明顯貶矮。
Vacuum-tight Test Method and Standard of Direct Air-cooling Unit
直接空冷機組的真空嚴密性試驗方法及標準