anti-corrosion projects outdoor without protection
...flooring project outdoor without protection · 室外长期暴露型防腐工程/anti-corrosion projects outdoor without protection · 无接缝工业地坪工程/flooring project without joints ..
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anti-corrosion projects outdoor without protection
室外无防护的防腐工程
以上为机器翻译结果，长、整句建议使用 人工翻译 。