我很乐于用它，所以如果你在寻找一款阅读软件不妨一试。

I'm happy with it, so if you're looking for software to read with check it out.

youdao

如果你的文件特别复杂，那么这两个软件表现如何我就不好说了；不过，考虑到这些软件都是免费的，你不妨一试。

I can't say how they'd perform if your documents are especially complex, but, as the programs are free to use, it's certainly worth a try.

youdao

结合数据光滑、曲线自动拟合和历史拟合技术，编制了低渗非达西渗流的试井软件。

Combing with the technologies of data softness, automatic and history imitate, the well testing software for Non-Darcy percolation flow in low permeability reservoirs compiled.

youdao