There could be hope for Chinese cities, however. Much of the problem is rooted in poor enforcement of groundwater pumping regulations, which offers an obvious area for improvement.
然而中国城市还是有希望的。大多数问题来自于对于抽取城市地下水的不力监管,这显而易见是个能够解决的问题。
The important variables in the formulas of geometric pumping speed and coefficient of used area are discussed.
对各型线几何抽速和面积利用系数公式中的重要变量进行了讨论。
The power efficiency of MOS charge pumping circuit is becoming one of the most important issues as the power supply decreasing continuously and the area of a chip.
随着电源电压的不断降低和芯片面积的不断减小,电荷泵的效率已成为MOS电荷泵电路设计过程中最为人们关心的问题之一。
Well injection rates in a particular area would initially be generally similar to pumping, offtake, rates.
对一个具体地段来说,井的注水速率开始时应当接近抽水速率。
Brief introduction on strata in construction area and reviewed drilling technology and well completion technique, and meanwhile explained pumping test and water quality.
简介了施工区地层,论述了钻井技术要点和成井工艺;说明了抽水试验及水质概况。
Different circulation structures have a definite effect on mixed degree between inflow and lake water, which influences mineral distributing of lake area and intake water quality of pumping stations.
不同的环流结构对入流与湖水混合程度有一定的影响,从而影响湖区的矿化度分布及泵站取水水质。
Firstly collection of the mine survey and pumping test data, learn more about the geological and hydrogeological conditions of study area.
论文首先收集研究了该矿的勘察及抽水试验资料,详细了解研究区的地质及水文地质条件。
Oil Wells are scattered in a large area in Zhangdian oilfield, where the terrain is complex. It is common that oil Wells stop pumping but the problem cannot be found and treated in time.
张店油田油井分布具有面积广、分散、地形复杂的特点,时常出现停机停抽现象而不能及时发现处理。
This pumping station is responsible for periodic checks of pumps in its administrative area.
这个抽水站负责所辖范围内扬水设施的定期检查。
It's a GREy area, that many try to finagle through, avoiding more responsibilities, yet still taking a claim to those ravishing days of dark nights, city streetlights, pumping fists, and club noise.
这个年龄段是一个灰色地带,很多人都想混过去,不愿承担太多责任,也不想放下那些夜晚有街灯、挥舞的拳头以及夜店噪音相伴恣意狂欢的日子。
Large quantity of continuously groundwater pumping in an area forms regional groundwater depression cone, and overexploitation leads to a series of environmental and geological problems.
对地下水资源的长期大量集中开采形成了区域性地下水位降落漏斗,地下水的超采引发了一系列环境地质问题。
The North China Plain has witnessed the most excessive pumping of groundwater in the world and covers the largest subsidence area on the planet.
华北平原是世界上超采地下水最严重的地区,也是地面沉降面积最大的地区。
Pumping collected water from mining area is the job of drainage system in pumping house under mine, which has closely relations to mining security and efficiency.
井下水泵房排水系统担负着整个矿井积水排除的任务,其安全可靠性直接影响矿井生产的效率和安全。
Divides two levels of pumping stations to pressurize, the pipeline water to the mining area, the water source well and the pumping station to use the automatic control.
分两级泵站加压,管道输水至矿区,水源井及加压泵站均采用自动控制。
The research shows that the induced factors of karst collapse are the clay cap beds, the karst cave and the pumping of the groundwater in the area.
研究表明,覆盖粘土层、岩溶及人工疏降地下水,是该地区岩溶塌陷形成的基本条件。
Analyze the cause? Damage? Consequences about the great area crack of building floors that be made of localizable pumping concrete in a building.
分析某工程现浇商品混凝土楼板大面积裂缝产生的原因、危害、后果。
The North China Plain has witnessed the most excessive pumping of groundwater in the world and covers the largest subsidence area with the most funnels on the planet.
华北平原是世界上超采地下水最严重的地区,也是地面沉降面积最大的地区。
Its surface area and its active depth have been diminished over the last 5 yr due to the exhaustive pumping of lake water for agricultural and industrial usage.
其比表面积和积极深入被减少了过去5年由于详尽抽取湖水的农业和工业用途。
This provides a basis for the rational disposition of the pumping Wells in this area.
为该地区生产井的合理配置提供了依据。
Based on the dynamic features of regional water levels and the overdraft evaluation results, the technical scheme for pumping limitation in the study area is discussed.
基于区域水位动态特征和超采评价结果,探讨水源地限采的技术思路。
A sewage pumping station with an installed capacity of more than 2,000 m3 per day and its boundary is less than 150 m from the existing residential area.
装置的泵水能力超过每天2,000立方米,且界线与现有的住宅区相距少于150米的污水泵水站。
A sewage pumping station with an installed capacity of more than 2,000 m3 per day and its boundary is less than 150 m from the existing residential area.
装置的泵水能力超过每天2,000立方米,且界线与现有的住宅区相距少于150米的污水泵水站。
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