查询词典 runoff

Agricultural runoff and pollution from power plants are adding extra nitrogen to many bogs in North America.

在北美洲，农业排水和电厂污染使得沼泽中的氮含量激增。

Based on geographic information system and remote censing techniques, the land surface hydrological process and rainfall-runoff generation and routing mechanisms were investigated and studied.

在地理信息系统平台和遥感数据处理基础上，探讨陆地表面水文过程和降雨径流机制，研制建立了新一代有物理基础的分布式水文和水资源系统模型。

Using the tree - ring width chronologies in Kuitun River, this study investigated the relationships between tree growth and September runoff of Kuitun River.

：利用奎屯河流域树轮年表资料，分析树木生长与河流流量变化的关系，重建了奎屯河379a9月的径流量，并分析其变化特征。

Taking regulation and storage function of river channels in the diked area into full consideration, the drainage modulus is obtained by calculating the runoff according to underlying surface conditions and deducing stagnant water from water flowing to the river.

充分考虑圩内河道的调蓄作用，根据圩区下垫面条件进行产汇流计算，入河流量扣除滞蓄量得到排涝模数。

The natural runoff for 1983 to 2000 from Linjiacun and Huaxian gaging station, and industrial and domestic wastewater discharge for 1989 to 2006 in Anhui province is used. It is found that higher the degree of autocorrelation, higher the precision.

并分别对渭河流域的林家村站和华县站1983-2000年的年径流数据以及安徽省1989-2006年的工业和生活废水排放量数据进行了实例分析，发现自相关程度越高，精度越高。

Soil and water loss in the gullied loess hilly region in northern Shaanxi attracts worldwide attention, where soiseasonable distribution of contour shrub belt is of significant soil and water conservation effect with runoff decrease of over 30%, sediment reduction of more than 50%, and it can also increase plant coverage of 15％ to 20% on slope farmland and forms shrub network on hill slope,and change the situation of ecological environment deterioration and sparse vegetation.

摘 要］陕北黄土丘陵区的水土流失问题举世瞩目，而坡耕地的水土流失尤为严重。资料表明，配置合理的等高灌木带具有较强的保持水土效益，其径流削减率在30%以上，泥沙削减率在50%以上，可增加坡耕地植被覆盖度15%～20％，在峁坡上能很快形成林网，大大改观坡耕地长期植被稀疏、生态环境恶化状况。

The Depths of Uniformand Complete Mixing Zone model, Depth of Effective Runoff Transport model and Kneeing Point Methoddetermining EDI are tested and analyzed for soil chemicals on the loess lope. The EDI got by the Kneeing PointMethod is proved to be the real mixing zone depth.

利用试验资料，分别对完全混合深度模型、等效径流迁移深度模型和有效作用深度EDI拐点法的适宜性进行了检验和分析。

The concentrations of nitrogen and phosphorus are menstruated and analyzed in the rainfall runoff of the area.

通过对以上内容的研究，以期为淮河流域淮南中段的水环境综合整治提供科学依据。

Nitrates are swept away by surface runoff to lakes and seas.

硝酸盐是冲走了地表径流，以湖泊和海洋。

Joe Purcell had parlayed his issue- and controversy-free campaign into 29 percent of the vote and a spot in the runoff, two weeks away.

盖伊。塔克的得票率下降到23％。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。