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zxc0016610新蟲 (正式寫手)
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[求助]
求助。。。。concrete sound 已有3人參與
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| concrete sound是什么意思呢?求助各位大俠。我是做煙囪防腐的,里面有這個專業(yè)詞匯。找尋了度娘等,就是翻譯不清楚。 |
鐵桿木蟲 (正式寫手)

鐵桿木蟲 (正式寫手)

新蟲 (正式寫手)
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In general, concrete must be clean, dry and sound before a coating is applied to it. “Clean” means that there is no foreign matter, such as dust, dirt, grease, or oil, on the concrete. “Dry” means no free water is present. And “sound” means there is no laitance of weak surface skin on top of the concrete, and that the concrete has no defects to harm the performance of the coating [ 發(fā)自小木蟲客戶端 ] |
木蟲 (正式寫手)

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