基本解釋[經(jīng)濟學]鋼坯剪機英漢例句雙語例句And base on the experiment, calculating formula of cross section mean velocity's reduction after planting and bed shears stress of vegetation dam block are established.同時在試驗的基礎(chǔ)上，推導得植樹后斷面平均流速減小值和植物壩段床面剪應力的計算公式。block shears更多例句專業(yè)釋義經(jīng)濟學鋼坯剪機