例句與造句

1. In the second chapter , the fluid mechanics principle of vortex flowmeter at first was introduced . the classical theory about vortex flowmeter and the method of computational fluid dynamics about flow around body were expanded on , and the model of the single bluff body and the dual bluff body vortex flowmeter were constructed . and then , fvm - finite volume method - analysis software fluent was applied to analyze the flow phenomenon of flow over single bluff body or dual bluff body
   然后通過(guò)大量實(shí)驗(yàn)和理論分析給出雙鈍體渦街流量計(jì)的設(shè)計(jì)準(zhǔn)則：當(dāng)管徑為d ，鈍體形狀為三角形，則鈍體設(shè)計(jì)參數(shù)為：銳邊寬度= 0 . 26d ，高度= 0 . 34d ，鈍體之間的距離= 1 . 2d (即當(dāng)兩鈍體寬度相等且鈍體距離等于單鈍體兩列旋渦之間的距離) 。
2. It's difficult to find fluid mechanics principle in a sentence. 用fluid mechanics principle造句挺難的