| 1. | The maximum density is governed by the allowable limit of fluidity for hydraulic transport .
最大密度是由水力输送所容许的流态极限控制的。
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| 2. | Hydraulic transporting device
水力运输设备
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| 3. | Gravity hydraulic transport
自重水力运输
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| 4. | The hydraulic transport technique of solid matters in pipelines has the history of 120 years
固体物料的管道水力输运技术，已有120多年的历史。
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| 5. | The flow resistance is the basic problem in pipeline hydraulic transport of solid particles
管道阻力特性研究是管道水力输送固体物料最基本的问题。
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| 6. | The work of this paper lays the solid foundation for the experimental research on dredging pump performance and hydraulic transport properties
本文所作的工作为疏浚泥泵与管道水力输送实验系统的实验研究打下了坚实的基础。
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| 7. | Dredging pump and hydraulic transport experimental system proposed in this paper is mainly used for the experimental study of dredging pump performance and the solid - liquid two - phase flow in pipelines
本文研制的疏浚泥泵与管道水力输送实验系统，主要用于疏浚泥泵性能及管道固液两相流的测试研究。
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| 8. | With its advance , the centrifugal pumps of liquid - solid two - phase fluids , which are the vital devices in hydraulic transport , are evolving . the perfection of designing theory and method has been an important project of professors , researchers in industrial departments , universities and institutes in every country
研究固液两相流体在离心泵内的运动规律，完善其设计理论和设计方法，一直是各国工业部门和大学，科研机构的教授、研究人员十分重视的课题。
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