这篇关于化学的(半科普?)文章让我一个学数学的看的津津有味哈哈
https://www.science.org/content/blog-post/things-i-won-t-work-dioxygen-difluoride
Why is this step necessary? hello.2heng.xin might not be the server where you are registered, so we need to redirect you to your home server first. Don't have an account? You can sign up here
hello.2heng.xin