青年中文back-pressure operation的意思
back-pressure operation中文翻譯：
背壓運行
operation───n.操作；經營；[外科]手術；[數][計]運算
pressure───vt.迫使；密封；使……增壓；n.壓力；壓迫，[物]壓強
commercial operation───[經] 商業經營
strabismus operation───[醫]斜視手術
operation management───運營管理；經營管理；操作管理
heart operation───心臟手術
discontinued operation───[經] 停（中）止經營；停止經營
operation manual───操作指南；操作手冊；[計] 操作指南，操作手冊; [化] 操作手冊
transplant operation───器官移植術
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.───詳細分析了掘進模式、土壓力選擇、壁后注漿、盾構糾偏等施工控制手段，用來減小盾構施工對周邊環境的影響。
Casing back pressure valve plays a important role in well cementing operation as a casing accessories.───套管回壓閥作為一種簡便的套管附件，在固井施工作業中起著重要作用。
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.───提出了大型電站雙背壓凝汽器優化運行最佳背壓的確定方法，并給出了計算模型。