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该打砂机对建筑用砂、筑路用砂石优为适宜。
The dozen of architectural sand, sand machine with sand optimal for appropriate road.
youdao
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砂箱铸造车间内保持砂模用的框架。
A frame for holding a sand mold in a foundry.
youdao
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砂箱铸造车间内保持砂模用的框架。
A frame for holding a sand mold in a foundry.
youdao