桥涵工程钢筋采用搭接式电弧焊接时,双面焊的焊缝长度应不小于( )。

桥涵工程钢筋采用搭接式电弧焊接时,双面焊的焊缝长度应不小于( )。

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All you do now is __________ your homework.

All you do now is __________ your homework.A.complete B.completing C.having comp

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请回答第3空(  )

请回答第3空(  )

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当基础覆盖层的土壤系坚硬或硬塑状态的黏性土,而基坑顶缘无活荷载,稍松土质的基坑深度不超过( )时,可采取垂直坑壁进行开挖

当基础覆盖层的土壤系坚硬或硬塑状态的黏性土,而基坑顶缘无活荷载,稍松土质的基坑深度不超过( )时,可采取垂直坑壁进行开挖。

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When you read a novel, you need to have all the following qu

When you read a novel, you need to have all the following qualities EXCEPT______

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