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propping of roof中文是什么意思

发音:  
用"propping of roof"造句"propping of roof"怎么读"propping of roof" in a sentence

中文翻译手机手机版

  • 顶板加巩

例句与用法

  • Based on the study above , the principal protective measure of propping of roof is proposed
    并在此基础上,提出了以支顶为主的观赏式保护措施。
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