fire-suppression ring是什么意思


中文翻译灭火圈

网络释义

1)fire-suppression ring,灭火圈2)the loop of fire-fighting and rescue,灭火救援圈3)fire fighting and rescuing area,灭火救援圈4)dynamic three-dimensional fire suppression and rescue ring,动态立体灭火救援圈5)fire extinguishment,灭火6)fire suppression,灭火

用法例句

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