英语词汇“heavy-duty scaffold”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	heavy-duty scaffold
释义	heavy-duty scaffold heavy-duty scaffold According to OSHA: a scaffold designed and constructed to carry a working load not to exceed 75 lb per sq ft (367.5 kg per sq m).
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