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1·Trends and laws of runoff extreme and extreme events at Yichang gauging station for the period 1882-2002 are investigated in this paper.

以宜昌站1882 ~ 2002年日流量资料为例，分析了非汛期和汛期的径流极值与极端事件的演变趋势与演变规律。

2·I regards hydrological network of Guangdong Province as my research object, and launch the research of laying stream gauging station especially.

论文以广东省水文站网作为研究对象，重点开展了流量站网的布设研究。

3·Based on the data from Datong gauging station of Yangtze River, the grain-size characteristics of suspended sediment has been studied by using regression analysis.

以大通站为例，用回归分析的方法研究了长江入海悬移质泥沙的粒度特征。

4·This paper uses the sediment rating curve to simulate the sediment flux on the basis of on-site measured SSC and published values from the Datong Hydrological Gauging Station for the past 40 years.

依据水沙关系模型，对过去近40年来大通水文站提供的泥沙实测值和公布值做了计算，并在此基础上作了修正。

5·It is suggested that a gauging station should be set up as new control index one and an effect at different levels of reservoir on erosion and deposition upstream of this station should be studied.

建议在北村至大禹渡之间增设一个水位站作为水库新的控制指标站，并开展水库不同水位对该站以上河段冲淤影响的研究。

6·The hydrology and water quality of runoff events were measured on gauging station and the runoff plots in the watershed and the rules of runoff, sediment, nitrogen and phosphorus load were analyzed.

在流域出口建立卡口站，进行基于过程的汛期水文水质全面监测，同时在流域内设立径流小区，分析了径流事件中径流量、沉积物量、氮和磷负荷规律。

7·Automatic Tank Gauging System is one of the most significant equipments in gas station, oil product pier and petrol chemical industry.

罐储自动计量系统，是加油站、油品码头，以及石油化工等企业的重要设备。

8·Automatic Tank Gauging System is one of the most significant equipments in gas station, oil product pier and petrochemical industry.

罐储自动计量系统，是加油站、油品码头，以及石油化工等企业的重要设备。