例句與造句

1. The flows in the case of different reduced frequencies are computed respectively for two blade profiles . by comparing the time curves of relative parameters in oscillating cascades and the flow field contours under different conditions , it is indicated that the reduced frequency is an important factor to determine whether the blade flutter happens or not
   針對兩種葉型分別計(jì)算了不同折合頻率下的流場，通過比較振動(dòng)葉柵相關(guān)參數(shù)隨時(shí)間變化的曲線及流場云圖，表明折合頻率是決定葉片顫振與否的重要因素。
2. It's difficult to find oscillating cascade in a sentence. 用oscillating cascade造句挺難的