Conveyor belt plays a very important role in bucket wheel excavator continuous excavating system.

胶带输送机在斗轮挖掘机连续采掘系统中具有重要的作用。

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The modified formula for the boom of large complicated bucket wheel excavator has been put forward under earthquake, included the local dynamic effect.

对大型斗轮挖掘机臂架，通过考虑局部动力效应，推导了在地震荷载作用下结构单元的修正公式。

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This paper discusses test and determination of the predicting formula for cutting resistance cf coal and rock and be referred to use for design calculation of bucket wheel excavator.

介绍煤岩切割阻力试验和预测公式，以供轮斗挖掘机设计计算使用和参考。

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In construction machinery, for example, sales of wheel loaders in April were down 28 percent, and excavator sales were down 40 percent, from the sales levels achieved in March, reflecting a slowdown in fixed asset investment.

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