更新1:
Food requires oxygen to support burning.A fire triangle describes the conditions needed for burning.Carbon dioxide gas is used to put out fire.
Food requires oxygen to support burning.A fire triangle describes the conditions needed for burning.Carbon dioxide gas is used to put out fire.
收錄日期: 2021-04-29 16:12:18
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071021000051KK03029