空气中二氧化碳浓度太低了会造成植物大量死亡，，，，，，

来源: 500miles 于 2020-07-08 19:48:24 [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.