metal seal structure的意思|示意

A new returnable actuator disk of metal seal structure butterfly valve was presented, and its principle, force analysis, characteristic of the actuator were discussed as well.

提出了一种双向压金属硬密封蝶阀蝶板可逆回转机构，讨论了可逆回转机构的工作原理、受力分析及特点。

It also provides a bilateral metal hardware sealed butterfly valve, and the structure of butterfly valve, working principle, reliability and features of seal are discussed.

提出了一种双向压金属硬密封蝶阀，讨论了这种蝶阀的结构、工作原理、密封的可靠性及特点。

Adopts the fireproof structure. Even if the soft sealing material is burned, the metal seal still takes effect.

采用防火结构，即使软密封材料烧损，金属密封仍能起到作用。

The process of typical metal insert of oil seal was analyzed, and the composite die was used to form this kind of part. Meanwhile, its structure and working principle were also der demonstrated.

通过对典型的油封骨架进行工艺分析，采用复合模对骨架加工成形的工艺，并详细说明了此复合模的结构及工作原理。