The shrub of Artemisia sphaerocephala are widely distributed in the fixed and semi fixed sands, covered sand beach, and are perfect sand-fixation plant.
2
在庙宫水库排沙洞的衬砌施工中使用了针梁式混凝土衬砌钢模台车。
We have used needle beam telescoping steel form in the Mao-Gong reservoir sediment tunnel in the concrete lining.
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