查询词典 water-supply engineering

Diversification of filtration equipment and filter, the filter products are widely used in combustion turbine, automotive, engineering machinery, generating units, air compressors and other power industry, petroleum chemical industry, electronics, food, pharmaceutical industry, paint, paint, Such as water treatment.

多样化的过滤设备与过滤器、过滤芯产品广泛应用于燃汽轮机、汽车、工程机械、发电机组、空气压缩机等动力工业、石油化工行业、电子、食品、制药行业、涂装、油漆、水处理等。

It was in charge of water conservancy projects and the key civil engineering construction.

它主管水利工程和重要的工程建设。

The company also provides construction and engineering services for water and sludge treatment projects in China.

该公司还提供建筑和工程服务，为水和污泥处理项目在中国。

The main environment geological question is: The earth"s crust where the faultage and earthquake are active is unstable; collapse , landslide, mud-rock flow and soil erosion ; The underground karst subsides, seepage question; Basic rock expand, expend and compress soil body, the salt deposit corrode out of shape and groundwater"s corrodent harm; The soft soil question of basin; The soft rock body, cracked rock and the weathering rock are relatively poor stability; High and cold regional highways and railways" frozen soils freeze and melt calamity problem; The around rock of tunnel are unstable because of the coal seam gas, spring water, underground developed area; Project cutting slopes, constructed abandon soil and reservoir, lake"s ecology geological environmental protection issue; Thedangerous shoal of the channel % submerged reef question; The problem of rebuilding channel project and dock etc.; And the problem of unstable ground and groundwater corrosivity during building airport; At the same time, with the international big pathways" implementation and completions of constructions, adjusting the cities and counties" constructions , the crowd occupy changing , the cultivated land distribute changing and the adjustments of structure, will cause local environmental geological issues outstanding; According to multiple statistical analysis , value calculate and integrated appraise result, in the northwest and southwest of Yunnan, the traffic relatively low density, traffic engineering is relatively weak impact on environment, It is the area where a environme

主要的环境地质问题是：活动性断裂、地震带的地壳不稳定；崩塌、滑坡、泥石流及水土流失；地下岩溶塌陷、渗漏问题；基础岩体膨胀、胀缩土体、含盐层侵蚀变形和地下水的腐蚀危害；盆地软土问题；软弱岩体、碎裂、风化岩体稳定性较差；高寒地带公路、铁路建设的冻土冻融灾害问题；煤层瓦斯、涌水、地下采空区等隧道围岩不稳定问题；工程切坡、施工弃土及水库、湖泊生态地质环境保护问题；航道险滩、暗礁问题；渠化工程、码头等库岸再造问题；以及机场建设中的不稳定地基及地下水腐蚀性问题；同时，随着大通道建设的实施和完成，城镇建设的调整、人群居落的变化和耕地分布及结构的调整组合，都可能造成局部环境地质问题的突出等等。经多元统计分析数值计算、综合评价结果，滇西北、滇西南地区交通密度较低，交通工程对环境的影响程度较弱，是环境地质状况好的区域；有主要高原湖泊分布区的，包括昆明、个旧、文山的滇东南区域，环境地质状况较好；大姚、楚雄、篙明及会泽、昭通一镇雄的区域，即滇中北部中生界红层和滇东北岩溶区，环境地质状况中等；而包括保山、德宏、大理、临沧的滇西地区及景东一墨江以东、双柏一石屏一河口以西及东川一寻甸一曲靖地段的滇中一滇东地区，环境地质状况较差。云南国际大通道建设涉及全省区域，如何利用地质环境、实现可持续发展，就必须依赖于国际大通道建设与地质环境之间良性关系的建立。应本着对区域地质环境客观存在的科学认识原则、建设过程中环境效益优先的可持续发展原则、法制性原则、对大通道建设中环境地质的因地制宜及其可防治性原则。并且从组织管理、不同类型大通道、不同环境地质问题类型等方面，提出了对策措施。最后，提出了建立国际大通道建设与环境地质良性关系的宏观建议。

In this paper, a three-dimensional multi-level hydrodynamic model with curvature correction in curvilinear coordinates has been developed based on the update turbulent theory and numerical method, which can effectively solve the practical problems of flows and water quality transportations in hydraulic engineering, and can strengthen the practical usage of the mathematical model.

本文基于现代紊流理论、现代数值计算方法建立适合描述水利工程中紊流规律的非线性数值模型，即曲线坐标系下的多层紊流水动力模型，旨在提高紊流精细模拟的实用性，以求有效地解决水利工程中的水流和输运现象的实际问题。

MDP/CQG Magnetic-driving pipeline pumps are designed in magnetic-driving technology, and the vertical pipeline pumps lay the foundation for it, the application of which is to solve the problem of conveying of flammable, explosive, severely poisonous, mordant, precious liquids, the viscosity of which is similar to water, and no solid grains in it, and applied to petroleum, chemical engineering, metallurgy, electric power, deckle, food and pharmacy and so on.

MDP/CQG磁力驱动管道泵是在立式管道离心泵的基础上，应用磁力驱动技术组合设计而成，主要特点是利用磁传动器的外磁钢旋转时，磁力线穿过间隙和隔离套，作用于内磁钢上，使泵轴与电动机同步旋转，无接触地传递扭矩。

A number of engineering practices and studies have proved that this method is a good one to decontaminate polluted water, which not only is effective, but also can protect ecology environment and avoid secondary pollution.

大量的工程实践及研究证明，该方法是一项既行之有效又保护生态环境、避免二次污染的净化污染水体的好方法。

By application of the technology concerning organizing or reconstructing the submerged plants to decontaminate or recover water quality is an effective measure of ecological engineering.

利用组建或重建沉水植物技术净化水质或进行水体生态修复是一种有效的生态工程措施。

And the existing methods to decontaminate the waste water were with mechanism equipment or by the biochemical engineering, which were both high cost and difficult to reach the national standard.

现有的污水工程处理方法，单靠机械或生化工程设施来治理污水，很难使废水达标排放或处理成本十分昂贵，而且需要投入大笔的工程资金。

The evolvement of Diffluence River is the more complicated than Single River, because the diversion"s thing is changed with channel"s distortion. The river diversion is the general reflection of a good many factors, which mutually influence and adjust. In particular, when main channel occurs scouring-silting change, which causes the movement of water, sediment, and river bed in river system, the diversion will more be changed, with the study on division of discharge and sediment been further into, some practical engineering problem are solved.

目前，在对河道分流的认识与治理开发上虽取得了不少成绩，但随着社会经济的发展，人们对分流河道演变规律的认识与治理要求越来越高，随着人类对河流改造活动的加剧，河道的水沙条件可能发生急剧的改变，这些变化有可能使分流分沙的缓慢变化加剧，甚至改变原来的分流规律，许多研究者对分流分沙进行了较深入的研究，并能较好地解决了工程实际问题。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。