powder fire extinguisher
英
美
- 干粉灭火器
双语例句
- Each floor should have a dry-chemical fire extinguisher.
每层楼都要放置干粉灭火器。 - When the jet is small enough to be approached, put out the flame with a carbon dioxide or dry powder extinguisher.
当喷射的火焰小到可以接近时，用二氧化碳或干粉灭火器扑灭火焰。
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