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- sediment discharge measurement 输沙量测定
- The design of pipes depends on comparative power requirements to deliver a given sediment discharge. 在设计管道时,必须比较其对于输送一定量的泥沙所需要的功率。
- The runoff discharge has been stable in Datong while sediment discharge has been declining obviously Dyer the past 49 years. 大通站径流量在保持稳定的情势下,输沙量在过去49年中有明显的下降。
- In flood season, sediment discharge of reservoir retrogressive erosion is proportional to discharge and water surface slope before the dam, its rang is between Guduo and Dayudu. 水库汛期溯源冲刷输沙率与流量和坝前比降成正比,溯源冲刷范围一般在和大禹渡之间;
- Through AC voltage test and local discharge measurement,separating switch insulation rod quality defects are found,and it passed test after replaced with qualified one. 通过交流耐压试验及局部放电测量发现隔离开关绝缘拉杆存在质量缺陷,更换合格绝缘拉杆后试验通过。
- The relationship between maximum relative error and random uncertainty is established by statistic analyze of random errors in discharge measurement of ADCP. 本文通过对ADCP实测流量随机误差统计数据的分析,建立了最大相对误差与随机不确定度之间的关系,给出了ADCP流量测验最大相对误差预测模型。
- There are lots of factors which influence the evolvement law of sediment discharge, and it is very difficult to be known and gained, it results in low precision of simulation and forecast. 摘要影响输沙量演变规律的前期因素比较多,且难于确定和提取,这就造成对输沙量的拟合和预测精度较低。
- The marsh surface supplied water quantity accounts for 33% of the ebb water quantity in the creek,resulting in 20% of the ebb suspended sediment discharge in the creek during the ebb. This is a basic influence on the time asymmetry. 滩面归槽水占潮沟落潮输水量的33%25;由此造成的悬沙输运量占潮沟落潮悬沙输运量的20%25;这是导致潮沟涨落潮输水输沙不对称的主要因素.
- The outcomes of calculation and contrast of observed data show that it has good representativeness on sediment transport and can avoid frequent calculation in deciding sediment discharge. 计算结果与实测资料对比表明,在输沙作用方面,它确实有很好的代表性,且利用它确定输沙量时可避免很多频繁的计算。
- On-line partial discharge measurement system for power transformers has a huge potential market in China and worldwide. A reliable commercial system has not been seen over the world. 市场前景:该产品在中国及世界上的市场潜力巨大,目前世界上还没有见到可靠的同类产品。
- The model indicates that three types of parameters affect the ADCP discharge measurement random uncertainty: ADCP system parameters, river hydraulic parameters and field operation parameters. 该模型表明,影响ADCP流量测验随机不确定度的参数可以分为三类:即ADCP系统性能参数、河流水力参数、测验作业参数。
- It pointed out that partial discharge measurement and self-healing characteristic test for metallized film capacitors were an important method to distinguish and to improve the quality of products. 指出对金属化电容器进行局部放电和自愈放电特性的测试是鉴别和改进产品质量的重要手段。
- flood and sediment discharge tunnel 泄洪排沙洞
- In small discharge measure, variable area flowmeter to rise count for much function. 在微小流量测量中,浮子流量计起着非常重要的作用。
- discharge measurement by saline water 盐水浓度法测流
- The UHF partial discharge measuring system is developed based on the UHF sensor and consists of sensor, preamplifier, external trigger unit, spectrum analyzer and computer. 此测量系统由传感器、前置放大器、外触发单元、频谱分析仪以及计算机组成。
- culvert-flow discharge measurement 涵管测流法
- slope-area discharge measurement 比降面积测流法
- one dimension extra-saturation sediment discharge method 一维超饱和输沙法
- He emptied out the water barrel to clear it of sediment. 他把水桶倒空以清掉桶底的沉淀物。