2.5.3.1 計(jì)算時(shí)間步長(zhǎng)和空間步長(zhǎng)(1) 空間步長(zhǎng): 一維模型實(shí)測(cè)斷面間距約200m,為滿足計(jì)算精度要求,對(duì)計(jì)算節(jié)點(diǎn)進(jìn)行適當(dāng)加密,空間最大步長(zhǎng)選取Δs=100m。二維模型采用非結(jié)構(gòu)三角網(wǎng)格,考慮到洪澤湖湖底地勢(shì)平坦,網(wǎng)格空間步長(zhǎng)取400~600 (共 1356 字) [閱讀本文] >>