基本解釋[機械工程]臨界流速英漢例句雙語例句There are four emphases in -research, for instance, flow state in pipeline, distribution of concentration and velocity, deposition-limit velocity and calculation of flow resistance or head loss.研究重點主要集中在管內(nèi)流動狀態(tài)、濃度和速度分布、臨界流速及阻力損失計算四個方面。deposition-limit velocity更多例句專業(yè)釋義機械工程臨界流速38mm. Calculation analysis and discussion on the models for the flow resistance and deposition-limit velocity are presented.本文實驗研究了中值粒徑d_(50)=0.38mm泥沙在不同的濃度和速度下的阻力特性及臨界流速,對已有的阻力損失和臨界流速計算模型進行了檢驗、分析和評價。