对线性平流方程,其空间差分近似表示为: 时间差分格式写成蛙跳格式,则上式表示为( ):https://p.ananas.chaoxing.com/star3/origin/12b1578ec8561b72c04c55bc6bd6e2db.pnghttps://p.ananas.chaoxing.com/star3/origin/6ed74960aaf476a2167f2be86cb9b2d2.png
举一反三
- 对于线性平流方程,c为平流速度,采用Lax-Wendroff差分方案得到如下的差分方程: 该差分格式的增幅因子为( ),当( )时Lax-Wendroff格式稳定。( )https://p.ananas.chaoxing.com/star3/origin/903dc81594c558a9bc6a850f0fd685ea.pnghttps://p.ananas.chaoxing.com/star3/origin/8647469a7d52330ecd7ab92f640ed366.png
- 表示与的商.https://p.ananas.chaoxing.com/star3/origin/9da0928940189a0ceda053183954eb4e.pnghttps://p.ananas.chaoxing.com/star3/origin/83aed86d3293aa15a3ab61ced2d6e4a5.pnghttps://p.ananas.chaoxing.com/star3/origin/c1544744c0aed01a032334aba9b681ca.png
- 使,,,的值为https://p.ananas.chaoxing.com/star3/origin/7a71315286a845cd71d58a43d172d70e.pnghttps://p.ananas.chaoxing.com/star3/origin/82992dfd55feeb0dbc3accfc460e8e6f.pnghttps://p.ananas.chaoxing.com/star3/origin/d072c844f7cfa56460a42ea3424f0622.pnghttps://p.ananas.chaoxing.com/star3/origin/d03cce0f654cef79e0f8e9e14f223092.png
- 图2—6(a)所示电路与图2—6(b)所示电路等效,则在图2—6(b)所示电路中, US= V,R= Ω。https://p.ananas.chaoxing.com/star3/origin/c9b87fd03dfeab5314946ccc0b1c09a1.png
- 错误1: 错误2: 错误3: 错误4:https://p.ananas.chaoxing.com/star3/origin/f3848a1490dc70b67502f23cb8a243a3.jpg