The leaks can usually be fixed by depressurizing the valve outlet and retorquing the packing nut.

通常可以通过对阀门排气口减压和重新调整衬垫螺母来阻止泄漏。

Hydrogen is not allowed to be discharged indoors. Vent pipe must be used to do the purging and depressurizing work.

不准在室内排放氢气。吹洗置换，放空降压，必须通过放空管排放。

Surgical methods include articular purge, orthopedics, ease of contraction, depressurizing by boring, and artificial joint.

关节清理术、截骨矫形术、松解紧缩术、钻孔减压术和人工关节置换术等。

The physical simulation experiments of natural gas hydrate(NGH) production by depressurizing in sand-packed porous media were carried out using a new type of apparatus self-designed.

使用自制的一维天然气水合物开采模拟实验装置，对天然气水合物降压开采进行了物理模拟实验研究，考察了降压幅度、降压速度对开采效果的影响。