查询词典 river

Inspected gathered in advance the body preparation method influence, the neutralizaing agent triethylamine to the disperser craft and the stability of emulsion influence, the water affinity chain extendor DMPA amount used to the river character polyurethane emulsion performance influence, the isocyanogen diethylene glycol dinitrate amount used to the river character polyurethane emulsion performance influence and the soft section low-molecular polymer dihydroxy alcohol amount used to the river character polyurethane emulsion performance influence.

考察了预聚体制备方法的影响，中和剂三乙胺对分散工艺及乳液稳定性的影响，亲水扩链剂DMPA的用量对水性聚氨酯乳液性能的影响，异氰酸酯的用量对水性聚氨酯乳液性能的影响及软段低聚物二元醇的用量对水性聚氨酯乳液性能的影响。

Morphological differences among two Eriocheir japonicus populations collected from Suifen River and Hepu River and two Eriocheir sinensis populations from Changjiang and Liaohe River were studied based on cluster analyzing and discriminal analyzing on 17 morphological characters , and the hybrids of Eriocheir sinensis× Eriocheir japonicus was also researched as an assistant subject.

选取合浦水系和绥芬河水系的日本绒螯蟹与长江水系和辽河水系的中华绒螯蟹4个绒螯蟹种群，以辽河水系绒螯蟹与绥芬河水系绒螯蟹杂交后代为辅助研究对象，对它们的17个外部形态特征分别进行聚类和判别分析。

"The disappearance and extinction of such highly evolved endemic mammals as the white Yangtze River dolphin , the finless porpoise, or the Chinese sturgeon from the Yangtze River can be attributed to a multitude of circumstances, such as the deterioration and loss of their natural habitats, overfishing of the river, the heavy freight ship traffic, and others," Mueller said.

他说，由于受众多因素诸如：白鳍豚自身的退化、它们赖以生存的自然栖息地消失、人类对渔业的过度捕捞、重型货运船舶运输及其它原因的影响，这一有着高度进化历程的无鳍哺乳动物—白鳍豚在长江流域的消失与灭绝。

Relatively, the areaswith lowspecies richness locates in south ofHebei Province,Shandong, Henan and Jiangsu Province, the part of Anhui Province in the north side of Yangtze River and delta ofYangtze River, the areas of Hunan and Hubei along the Yangtze River, as well as the Sichuan basin. All thegeographical units are divided into three groups according to the glires species component by hierarchical clusteranalysis, i.e.

地理单元的物种丰富度分析结果表明，云南西部到四川中部的横断山区、陕西秦岭和甘肃南部山地的啮类动物丰富度较高；河北省东南部、山东、河南、江苏、安徽的长江以北地区及长江三角洲、湖南和湖北的沿江地区以及四川盆地等地物种丰富度较低。

Headward erosion is main cause of river captrue,but it is not only; Erodeless belt is not absolute erodeless; Erosion of below river can cut through the watershed by "erosion chain" at last,Erodeless belt is not obstacle to river ...

认为，河流袭夺概念有其特定含义，河流袭夺和河流侵并两种河流兼并现象并存不悖；溯源侵蚀是河流袭夺的主因，但不是唯一原因；无冲刷带并非绝对的无冲刷，低位河的侵蚀通过&侵蚀链&最终能够切穿分水岭，无冲刷带不是河流袭夺不可逾越的障碍。

River diversion is a familiar form of alluvial river, which is often caused by ait and chur. At the same time, emissary and headwater channel also is a familiar form of river diversion.

河道分流是冲积河道中一种常见的形式，江心洲、江心滩可以引起河道分流，而分水道、引水渠也是一种常见的河道分流形式。

Our current-driven turbines operate in river (in-stream, free-flow, open-river or hydrokinetic run-of-river), ocean and tidal settings.

我们目前的驱动涡轮机的运作河（在流，自由流通的，开放的河流或hydrokinetic运行的河），海洋和潮汐设置。

To take the Xi an Jing-Wei River wetland as an example,this paper simulated the impact of Weihe River to the hydrology of the wetland of Jing-Wei River by the MODFLOW,the water balance for every month in the ordinary hydrol.

本文以西安泾渭河边湿地为例，用 MODFLOW 模拟研究了渭河对泾渭河边湿地水文的影响，对泾渭湿地在平水年中各月的水平衡要素以及不同水文年的水平衡要素进行了分析。

The model considers the variation of flow quantity along the river length; predictes values of flow at any point of river system; and coordinates whole hydrometric stations within the river basin.

这一模型考虑了流量的沿程变化；能提供河网中任何一点处的流量值；并使全流域中不同水文站上的流量值相互协调。

Based on the detailed water quality monitoring data of about 317 hydrometric stations from 1960 to 2000 and water quantity data of 20 hydrometric stations between 1919 and 2000 included in the Hydrological Yearbooks, which were all published by Yellow River Conservancy Commission, and socio-economic data related to the Yellow River, the characteristics of water quantity, major ion chemistry, organic contamination and their mechanisms, and integrated watershed management issues of the Yellow River have been systematically studied in this work.

本文在全面分析黄河流域300余水文站过去40年（1960—2000）水质资料和干支流20余水文站过去近50年（1950—2000）径流量资料的基础上，研究了：（1）、黄河水量的基本特征和近40年来的变化，重点讨论了黄河下游&断流&现象的发展及原因：（2）、黄河天然水质的基本特征、区域分布和影响因素；（3）、黄河天然水质40年来的变化趋势及原因；（4）、黄河水系氮污染和有机污染的特征、近40年来的发展，及其与社会经济发展的关系；（5）、黄河下游水质变化与水量变化的关系；以及，（6）、黄河水质水量管理中的制度安排问题。

Panorama Many people are dancing in a large sitting room.

在一个大客厅里，许多人在跳舞。

We fully understand how a microwave oven cooks food, it is first necessary to talk ...

我们充分理解一个微波炉煮的食物，这是首先要谈。。。