contra-flow

基本解釋

The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
介紹了葉片分離器的工作原理和關(guān)鍵參數(shù)，并對(duì)加裝了葉片分離器的對(duì)旋軸流風(fēng)機(jī)進(jìn)行了性能測試試驗(yàn)。
The working principle and key parameters of the blade separator were introduced, and tests on the performances of adding the separator on the contra-rotating axial flow fan were carried out.
通過對(duì)對(duì)旋式軸流通風(fēng)機(jī)小流量特性的分析，并利用實(shí)驗(yàn)驗(yàn)證分離器能夠控制和改善對(duì)旋風(fēng)機(jī)小流量內(nèi)部流動(dòng)特性，從而獲得葉片分離器設(shè)計(jì)和使用的一些關(guān)鍵技術(shù)。
The erosion-abrasion, which is one of the main reasons of the leakage of the power-station boiler-conduit-pipe' contra-flow heating-surface, accounts for 75% or more of the accidents of the boiler.
沖蝕磨損是電站鍋爐對(duì)流受熱面管道泄漏的主要原因之一，占到鍋爐事故的75%以上。

two-way traffic on one carriageway of a motorway, esp to allow maintenance work to be carried out or an accident to be cleared ,