第一章有限差分方法主要内容是一阶和二阶的两点式、三点式和五点式差分方案。

The main contents of first chapter are several difference schemes of first-order and second-order differential equations.

youdao

现在是差五分三点钟。

It wants five minutes to three.

youdao

日产汽车因将发表因销售下滑及日元升值，年度将会亏损，下滑近百分之三点五。

Nissan Motor Co. slipped nearly three and half percent on news that it will post an annual loss due to sliding sales and a soaring yen.

youdao