查询词典 water-skiing

As we all know, In order to adapt to the needs of national economic constructions,To solve the problem of river traning in the land management,the computation of water conveyance losses in the water conservacy constrution,the flood computaton in the Flood Prevention,the Hydrological Computation when bridge design of bridge in the highway and railway constructions, and the roughness of the river channel is a important parameter in the Hydraulic calculation, many scholars commtted to the roughness of the river floods.

为了适应国民经济建设的需要，解决国土整治中的河道治理，水利建设中的输水损失计算，洪水计算，公路、铁道建设中的桥梁设计都涉及到水力计算，其中糙率是水力计算中的重要参数，很多学者致力于河流洪水糙率的研究。

Shandong Survey and Design Institute of Water Conservacy,Ji′nan 250013,China;2.East Part of South-to-North Water Diversion in Shandong CO.LTD,Ji′nan 250014,ChinaAbstract:With the development of the construction technology,mechanized constructionmethods are widely used in the building of the division channel and the plain reservoir.

随着水利工程施工技术的进步，输水渠道边坡及平原水库坝坡混凝土衬砌板施工逐渐采用机械化衬砌施工工艺；机械化衬砌施工为连续作业，其一次性成型混凝土衬砌板表面结构尺寸较大，成型衬砌板易产生裂缝。

ZHANG Hai-tao1,ZHANG Feng2,CHEN Feng-zhen1(1.Shandong Survey and Design Institute of Water Conservacy,Ji''nan 250013,China;2.East Part of South-to-North Water Diversion in Shandong CO.LTD,Ji''nan 250014,China)Abstract:With the development of the construction technology,mechanized construction methods are widely used in the building of the division channel and the plain reservoir.

随着水利工程施工技术的进步，输水渠道边坡及平原水库坝坡混凝土衬砌板施工逐渐采用机械化衬砌施工工艺；机械化衬砌施工为连续作业，其一次性成型混凝土衬砌板表面结构尺寸较大，成型衬砌板易产生裂缝。

For several decades, the construction of water power in our country has developed greatly. Sluice is not only used to block, but also flush water. So it has the features of blocking and flushing structures. Sluice pier and upper frame are the important parts in the sluice constructer. It is necessary to analyze and design on the structures.

近二三十年来，国内外水利水电事业蓬勃发展，水闸作为既能挡水，又能泄水的建筑物，因此它兼有挡水建筑物和泄水建筑物的工作特点，闸墩及上部排架为水闸很重要的一部分，其分析与设计工作是必要的。

Some of this water may be returned to the original source with changes in the quantity and quality of the water, but some may be used consumptively.

这种水有些经过水量和水质的处理，重新回到原来的水源地，有一些则被消耗掉了。

Thus a power plant may withdraw substantial amounts of water for cooling from a river but use that permits it to be returned directly to the river, perhaps a bit warmer, for use by the next downstream user, A farmer may withdraw the same amount of water for irrigation, but the vast majority of it may be used consumptively by plants and become unavailable for any other activity.

例如，电厂可以从江河里提取大量的水用于冷却，而不是使用，这样就允许水直接返回到江河里，也许水温稍稍有点热，但可供下游的用户使用。农民可能提取相同的水量用于灌溉，但是大部分水被电厂消耗掉，无法用于其它活动。

Objective To compare the Legionella contaminative status of the cooling water system with freezing water system in central air conditioning system.

目的探讨中央空调系统中冷却水系统与冷冻水系统军团菌的污染情况。

To conter the situation of increasingly declining groundwater level and environmental pollution, the water quality assessment and analysis of sea water invasion district was studied.

针对秦皇岛市地下水位下降，环境污染日益严重的现实，开展了以海水入侵区为主的地下水质综合评价与分析。

In order to push the application of water-saving technology ,this paper analyzes five kinds of water-saving technologies which used in public toilet in Beijing contrastively.

为了推进节水公厕技术的应用，对北京市在公厕改建中，采用的五种节水技术进行比较分析。

Based on the current state of the evaluation of sustainable utilization of water resources,this paper summarize and expect contrastively the representative evaluating methods used in common,offer reference on choosing the evaluating methods of sustainable utilization of water resources.

本文在回顾水资源可持续利用评价研究现状的基础上，对目前提出的常用的代表性的评价方法进行了对比性综述和展望，为水资源可持续利用评价方法的选用提供了参考。

His parents would have a concoction if their child was thus labeled.

如果父母有个孩子被药汁标记。

This paper helps to understand the connotation of the theory by making a thorough analysis and summary of the definition and the judgement condition of function's uniform continuity, and by producing some good ways to demonstrate the function's non-uniform continuity.

数学分析教材只给出一致连续的概念和判断函数在闭区间上一致连续的G·康托定理，内容篇幅少，为了使初学者对函数一致连续性的理论有正确的理解和全面的掌握，作为教材内容的适当