Neutron activation technique was first tried to make tracing measurement for bed-load movement.
并首次在国内试用了中子活化技术对底沙运动进行了示踪测定。
It is very important for study of mechanics of bed-load transport and of bed-load transport rate.
这对于了解推移质运动机理及进行推移质输沙率研究有着重要的意义。
The nearby beaches may supply sediment for the embayment during storm surges, by causing bed-load and suspended-load transport of the beach material towards deeper waters.
胶州湾沙滩供沙的主要机制是通过风暴潮期间强烈的动力作用，使沙滩沉积物以悬移质、底移质形式向深水区扩散或搬运。
Authors describe the principles and application on investigation of bed-load movement along North Bank of Hangzhou Bay. 27 bed-load samples were callected in the test region.
文中主要叙述了中子活化分析天然泥沙法的原理及在杭州湾北岸研究底沙运动的应用情况。这次试验区域是杭州湾北岸，共取现场泥样27个。
In this paper, the recent researches on the movement and transport of the water, solute, nutrient and bed-load in farmland ecosystem are reviewed and the research prospects in future are pointed out.
对近年来国内外农田生态系统中的水分、溶质和养分迁移的研究工作进行了评述，并指出了需进一步研究的问题。
The staff load dirty bed sheets and towels onto a conveyor belt which runs into an industrial-sized, energy-efficient washer that uses a third of the water of traditional machines.
员工们将需要清洗的床单毛巾卸在传送带上，传送带会将它们送入大型号，低耗能的洗衣机中。这种洗衣机和传统洗衣机相比，耗水量减少三分之二。
The river channel change, the bed load and bed material armoring, and the water level lowering after the operation of the Gezhouba project are analyzed based on the topographic and hydrologic data.
根据实测地形和水文泥沙资料，分析了葛洲坝枢纽运用后宜昌河段的河床冲淤变化、推移质和床沙的粗化以及枯水位的变化。
The testing method and data processing procedure for random load on the transmission system of a BED type ball mill with straight flow are presented.
介绍了直燃式双进双出钢球磨煤机传动系统随机载荷的测试方法及数据处理步骤。
When the bed load round the cylinder with water flow, a region of non sediment's moving will be formed in the bed layer near the cylinder.
试验发现推移质泥沙随水流绕过圆柱体时，将在圆柱周围的床面上形成一个无沙区。
Forces acting on saltation particles and the mechanism of saltation are very important in bed load research.
水流中跃移颗粒的受力分析及其运动机理的研究对于推移质运动理论有着重要的意义。
Once printing is complete, the offload system then uses vacuum grippers to pull the sheet off the bed and onto the off-load pallet for stacking.
打印一旦完成，卸载系统就会用真空夹合器把板材从打印机床上放到卸载台上，堆积起来。
When the flow intensity is high, the transport rate of bed load as given by Einstein formula might be too small.
在水流很强时，爱因斯坦公式所给出的推移质输沙率有可能偏小。
Especially, while exchanging between bedload and bed material, the net transport of bed load towards waters was considered.
主要在床沙与推移质交换的同时，考虑了床沙与推移质向悬移质的净交换。
An appropriate formula of bed load rate is chosen to calculate the amount of bed load of each section. Curves of amount of bed load and discharge are got.
比较选用能较适用于该河段的推移质输沙率公式，计算出各断面的推移质输沙量，得出推移质输沙量与流量的关系曲线。
Weathering of rocks in the mountainous area and gravitational erosion also play important part in contributing to the bed load which easily deposits.
此外，山区基岩风化与重力侵蚀也产生大量的推移质沉积物。
The design methods include how to select bed load and bed material within the suspended load and how to determine the feed of the model sand and the time of the experiment.
模型设计方法主要包括：如何合理选择模型河床质和床沙质，如何确定进口断面加沙量和放水时间等。
Computation of the bed load transport considered the influences of bed slope on both critical bed shear stress and bed load transport rate.
泥沙推移质的计算考虑了床面坡度对推移质输沙率和临界启动剪切力的综合影响。
Rule of bed load transport in tidal reach of the Yangtze river and distributing rule along the river are studied.
研究长江感潮河段推移质输移规律和沿程分布规律。
At present, there are a great many calculating formulas of bed load; nevertheless, the calculating result disagrees with the actualities.
当今众多推移质计算公式，其成果都与实际难符。
Lastly, studies transportation characteristic of bed load sediment of upstream end before vegetation dam. Preliminarily clear sand-binding mechanism of vegetation "flexible dam".
最后对植物坝前上游段推移质泥沙的输移特性进行了研究，初步探明了植物“柔性坝”的固沙机理。
The channel sedimentation comes from three parts, i. e. the suspended sediment, high sediment layer, and bed load.
航道淤积由三部分构成：悬沙、推移质和底部高浓度含沙层。
Organic carbon and total nitrogen in bed load had enrichment phenomenon.
推移质中有机碳和全氮均有富集现象。
The similarity criteria for designing the sediment models for plain sand-bed rivers include similarity of flow, bed load and suspended load.
认为平原细沙河流的泥沙模型设计所遵循的相似准则应包括水流运动相似、推移质运动相似和悬移质运动相似。
The casing strength design charts presented by this paper can be used to check the safety of the casing in salt bed or help perform casing strength design when the load is known.
可用来检测盐岩等流变地层中下入套管的安全性或在已知套管外载时进行套管强度设计。
And then, the law of low transport rate of the nonuniform bed load is presented, its theoretical expression is derived and the calculated results and given.
进而阐述了非均匀沙推移质低输沙率规律，导出了其理论表达式，并进行了数值计算。
The upper limit of operating load of the fluidized bed is determined by the basic load, stable combustion temperature of barks and the ability of the attemperation system.
流化床实际运行负荷的上限值可根据基本蒸汽负荷、流化床中树皮的稳定燃烧温度和减温系统的工作能力来确定。
Based on sediment transport experiments, the interaction between flow and sediment movement is analysed and the problems of grain resistance and bed load transport on plane movable bed are discussed.
本文在输沙实验的基础上，从研究水流结构着手，分析了水流和泥沙之间的相互作用关系，讨论了动床沙粒阻力和底沙输移规律。
This paper analyzes the factors influencing the capacity of circulating fluidized bed boiler, and connecting with the working practice, advances some measures for increasing the boiler load.
分析了影响循环流化床锅炉出力的因素，结合工作实际，提出了提高锅炉负荷的措施。
The released flow from reservoirs carries less sediment load of bed material than pre? dam periods.
建坝后水库下泄水流挟带的床沙质含沙量减少，坝下游河床出现冲刷。
The released flow from reservoirs carries less sediment load of bed material than pre? dam periods.
建坝后水库下泄水流挟带的床沙质含沙量减少，坝下游河床出现冲刷。
应用推荐