shotcrete shell的意思|示意

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shotcrete shell相关短语

1、 shell shotcrete 网壳喷层

2、 wire-shell bolting shotcrete 网壳锚喷

3、 wire-shell bolting shotcrete support 网壳锚喷支护

4、 shell bolting and shotcrete support 网壳锚喷衬砌