现在可以拆卸阀盖。如果后座无法提供无滴漏密封，则会有轻微的泄漏。

The valve bonnet may now be removed. There may be slight leakage as the backseat does not provide a drip-tight seal.

youdao

阀杆-精加工阀杆配置后座结构。

Stem– precision machined stem has a backseat design.

youdao

现在可以拆卸阀门的阀盖。当金属-对-金属后座无法提供无滴漏密封时，可能会有点泄漏。

The valve bonnet may now be removed. There may be slight leakage, as the metal-to-metal backseating does not provide a drip-tight seal.

youdao

现在可以拆卸阀门的阀盖。当金属-对-金属后座无法提供无滴漏密封时，可能会有点泄漏。

The valve bonnet may now be removed. There may be slight leakage, as the metal-to-metal backseating does not provide a drip-tight seal.

youdao