... extinction moisture content 熄灭含水量emergency shaft 备用井 distress beacon 出事信标 ...
基于70个网页-相关网页
... replacement texture 交代结构 replacement well 备用井 replacement 替换 ...
基于42个网页-相关网页
短语
备用救援井
stand-by relief hole
备用干井冷却器
standby dry well cooler
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emergency shaft
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replacement well
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