back pressure operation的意思|示意
背压运行
back pressure operation的网络常见释义
背压运行 ... back pressure of steam trap 凝结水背压力 back pressure operation 背压运行 back pressure return 余压回水 ...
back pressure operation相关例句
Casing back pressure valve plays a important role in well cementing operation as a casing accessories.
套管回压阀作为一种简便的套管附件，在固井施工作业中起着重要作用。
Such as operation program, selection of earth pressure, wall-back grouting, rectification of shield machine, which are used to reduce the effect of construction on environment, are analyzed in detail.
详细分析了掘进模式、土压力选择、壁后注浆、盾构纠偏等施工控制手段，用来减小盾构施工对周边环境的影响。
Determination method of optimal back-pressure for optimizing operation of double back-pressure condensers in large-scale power plants has been put forward, and computation model being given.
提出了大型电站双背压凝汽器优化运行最佳背压的确定方法，并给出了计算模型。