air tight gas tight 中文意思是什麼
air tight gas tight
解釋
不漏氣的-
Fetal high pressure gas line pressure grooving rollers, double - breathing hot air enclosures, aerodynamic composite scraper, pulse pneumatic blanket for the school, tight - up electric and other new technologies are generally cylinder additive alternative products
氣胎加壓高線壓溝紋托輥,雙呼吸熱風罩,復合式氣動刮刀,脈沖氣動校毯器,電動漲緊器等新技術,是普遍圓網抄紙的替代產品。
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