choke valve是什么意思

用法例句

Dual-water analysis was proposed to identify low-resistance gas reservoir by analyzing its sedimentary structure and geologic and physical origins.

莺歌海地区的低阻气藏成因复杂,应用常规测井技术和解释方法很难有效识别,在解释过程中容易漏掉气层。

The proper quantity of gas blocking agent added in gas-check cement can be accurately calculated with gas state equation and experimental method, which is very important for the effective gas channeling control and cost reduction at the same time, by eliminating blind application of gas blocking agent.

运用气体状态方程和实验法准确确定出防气窜水泥中阻气剂的加量,对能有效控制固井后的水泥浆气侵,减少因盲目加阻气剂造成的浪费具有重要意义。