嗯呐我太笨，老想着用贸易综合做分母。。。

来源: slow_quick 于 2025-03-19 20:42:05 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

工程师想法，这样搞不容易出现分母为零的现象

WENXUECITY.COM does not represent or guarantee the truthfulness, accuracy, or reliability of any of communications posted by other users.