青云英语翻译
翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5
[translate] 2.2.9 shotcrete surface
2.2.9 sprayed concrete layer
2.2.9 shotcrete surface layer
2.2 .9shotcrete surface
2.2.9 sprayed concrete layer
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