于是就根据三个原理制造出三种类型的疏水阀：分类为机械型、热静力型、热动力型。

So on the basis of three principles of creating three types of steam traps : classified as mechanical type, thermal static type, thermal power-based. 1.

youdao

于是就根据三个原理制造出三种类型的疏水阀：分类为机械型、热静力型、热动力型。

So on the basis of three principles of creating three types of steam traps : classified as mechanical type, thermal static type, thermal power-based. 1.

youdao