那是流体搬运能力，跟压力不沾边。

来源: biglow 于 2017-10-22 18:32:08 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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