查询词典 drainage-tube

Less and except that part of the above describe d land forming a part of public roads and highways and less any part thereof not exceeding 5 acres, more or less, that may be owned by Moorhead Drainage District and used as a drainage canal

但除去上述土地中构成公共道路、公路和不超过5英亩的部分，该部分可能由穆尔黑德排水区所有并用作排水运河

Result showed that, with the controlled facility, the water storage is about 19×10^3 m^3/km of in the main drainage canal, the groundwater table in farmland is raise about 0.3 to 0.5 m and the crop water use is increased about 50 to 80 mm comparing with the non controlled main drainage canal.

结果表明，单位长度大沟年调蓄水量为1.9×10^4立方公尺/km左右，其影响范围内的农田地下水位较无控制大沟平均抬高约0.3~0.5 m，每年可增加作物对地下水的直接利用量50~80 mm，区域年农田水资源调控总量110 mm左右，约占当地年均降雨量的13%；只要控制合理、管理得当，不会因此而影响排水系统对农田涝渍的有效控制或降低原有排水工程的除涝降渍标准。

The authors discuss the necessity and feasibility of implementing controlled drainage in Yinnan irrigation district based on present situation and put forward methods and steps about how to implement controlled drainage in Yinnan irrigation district.

根据宁夏银南灌区目前灌溉排水的现状，论证在该灌区实施控制排水的必要性和可行性，并且提出了在银南灌区如何实施控制排水的方法和步骤。

The central standpoints are: we should study the foreign countries' advanced experience, such as the definition of attribution, allocation and transference of water rights, management structure and income-compensation mechanism of water resources; water rights management should comply with such principles of unified administration, macroeconomic control, administration by law, taking into consideration the fairness and efficiency, combination the drainage area management and district management, democratic management; the present water rights management system in our country has the problems of weakness macro adjustment, unclear institution function, inconsistent drainage and district area, which should be further improved; water rights management includes management of attribution, distribution, transference and restriction.

主要观点是：我国水权管理应当在水权归属的界定、水权的配置和流转、水资源管理体制、水资源收益补偿机制等方面借鉴国外的先进经验；水权管理应当遵循统一管理、宏观调控，依法管理，兼顾公平与效率，流域管理与区域管理相结合，民主管理等原则；我国现行水权管理体制中存在着宏观调控软化、机构职权不明、流域与区域之间不协调等问题，需要进一步改进；水权管理包括水权权属管理、水权分配管理、水权流转管理和水权限制的管理等环节，其手段多样，包括经济手段、行政手段、法律手段、技术手段和宣传教育手段等。

The paper takes the drainage of foundation pit in Liangke drainage gate of Tailai county as the example, introduces the layout of well point, the selection of equipment and the implement process.

本文以泰来县两棵排水闸站厂房基坑排水为例，叙述了轻型井点降水布置、设备的选择及实施过程。

The strongpoint of level drill-hole drainage is that the holes can be placed on higher position,then can obtain larger gas drainage concentration and improve the efficiency.

水平钻孔抽放的优点是可选择高的钻孔位置，能获得更大的瓦斯抽放浓度，可提高抽放效率。

The regression analysis method was used to determine the linear relationship of the average flood level and the drainage capacity while the optimization method was used to determine the layout of drainage power.

采用回归分析法确定河道平均洪水位与泵站排涝能力线性函数关系，并运用最优化法最终确定排涝动力的布局。

On water drainage technology, the paper has analysed the mechanism and gas process; introduced the gas theory of gas apparatus; raised the critical condition of water drainage and liquid level calculation of wellbore;the paper alse raised the sand control technology and parameter calculation.

在排水采气工艺方面，对排水采气机理以及采气过程进行分析；简单介绍了几种常见采气设备的采气原理；提出了排水采气工艺连续性的临界条件的合理的计算方法；为了取得最佳的排水采气量，提出了井筒液面的计算方法；提出了气井的防砂工艺、工艺参数设计方法以及相应的计算框图。

More and more research proves that alluvial fan is affected by many environmental factors such as tectonic activity, climatic conditions, base level change, drainage basin geology, geomorphology and plant covering of drainage basin, human activities; therefore, alluvial fan research bears great significance to theory of geomorphology and practicalities.

越来越多的研究表明，冲积扇的演化受构造、气候、基准面、流域地质地貌条件、植被覆盖程度以及人类活动等诸多环境因素的影响，因此，冲积扇研究具有十分重要的理论意义和现实意义。

The Urban Drainage Pipe Network Information System is established to improve the management of the drainage pipe network in efficiency.

随着城市进程的发展，城市排水管网也以惊人的速度和规模延伸。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。