gas film seal

• 气膜密封

gas film seal的用法和样例：

例句

1. This paper analyses the function and characteristic of M.A.N gasholder and flexible seal gasholder in blast furnace gas storage.
   分析了橡胶膜密封储气罐及曼型稀油密封储气罐用于高炉煤气储存的性能比较。