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in low water相关的网络例句

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And it isconcluded that electric heating oil production should be applied in low water bearing wells,the liquid supply ability of high condensation point and high waxy oil wells can be less than 40m 3/d,and the liquid supply ability of viscous crude oil wells should be more than that.

通过对各类井筒温度分布曲线的综合分析得出:在电加热工艺选井方面,对高凝、高含蜡油井,应选择液量在 4 0 m3/ d以下且含水较低的井;而对于稠油井应选择供液能力较好且含水较低的井。

He did not wish the public to know that he was in low water.

他不愿意大家知道他经济拮据。

Generally, water quantity renewability is strong in flooding time and weak in low water time.

结果表明:在时间上,马连河流域水资源量可再生性的变化与水文循环的丰枯周期有关,总体上,丰水期水资源量可再生性较强,枯水期变弱。

To meet the requirements of workability and high early strength of the concrete, the mix proportion of the concrete for main girder is designed with set retarding, high pumpability, high early strength in low water/binder ratio through optimization of quantities of binder and fly-ash, and optimization of water/binder ratio and sand ratio.

以混凝土的工作性和强度特别是早期强度为设计依据,通过胶凝材料用量、粉煤灰掺量、水胶比和砂率的优化,确定了兼具缓凝、早强、高强、易泵的主梁混凝土配合比。

Through assessment, it can be concluded that the water quality in Shuimo river valley of Urumqi was worse; the water quality did not improve in last three years, and this trend was not stable either in space or in time; the water quality was best in low water period but it's worse in flush water period and slack water period; in space the water quality in Tangcichangquan section was best , it's the second place in Qifangqiao section and Lianfengqiao section while it's worst in Miquanqiao section. According to the analysis, the trend of the water quality change of Shuimo river valley of the major pollutants, the method of Spearman was used in 1996 to 2002. It concluded, the pollutants did not have the remarkable trend of change in Tangcichangquan section,but BOD5 had very prominent raising trend in Qifangqiao section, so did BOD5, petroleum, and ammoniac nitrogen in Lianfengqiao, DO in Miquanqiao section in seven years.

根据秩相关系数法对水磨河流域1996 -2002 年主要污染物变化趋势分析,搪瓷厂泉断面作为流域的源头,各污染物七年里没有显著的上升或下降趋势;七纺桥断面的五日生化需氧量在七年中有很显著的升高趋势;联丰桥断面的五日生化需氧量、氨氮、石油类在七年里都有非常显著的升高趋势; DO 在米泉桥断面七年里也有非常显著的升高趋势,后三个断面接受了沿岸工矿企业的生产废水和周边居民的生活污水,水质明显变差,每个断面污染源不同,占主导地位的污染物也有差异。

Thirdly, The mathematics model of forecasting low flow was established in Fengcong and Fenglin regions according to these factors influencing the amount of low flow in karst drainage (the area of drainage, lithology, the type of landforms and its special assembly and forest)The conception of low water resources carrying capacity was firstput forward according to the changing law of low water resources in space and the situation of exploitation and utilization in karst drainage (ie, under the condition of the virtuous ecological environment and the available technology, the explorable amount of water resources in certain areas is capacity and limitation which is able to coordinate the development of population, enviroment and economy during the period of low flow seasons) and preliminarily analyzed its connotation, characteristic and established the index system of low flow in karst drainage.

根据喀斯特流域枯水资源的空间变化规律以及实际开发利用状况,首次提出了枯水资源承载力的概念,即在枯水季节期间,保持良性的生态环境和现有的技术条件下,某一区域内可开采的水资源量对支持该地区人口、经济与环境协调发展的能力和限度。

He spent every penny he had and was in low water.

他花完了所有的钱,十分拮据。

New methods for preventing and treating bottom water coning are found out through deeper understanding of the development practice and rational adjustment, which are to control liquid production in low water cut period, to produce oil and water simultaneously in medium water cut period, and to drill side - track well or to shut well down to kill coning in high water cut period.

针对小型块状边底水油藏特征,编制了适合油藏特点的开发方案,在开发实践中不断加深认识,合理调整,探索出低含水期控制液量、中含水期油水同采、高含水期老井侧钻、关井压锥等有效防治扣治理底水锥进的新方法,形成了小型边底水油田开发的成熟技术,实现了油田高速高效开发,为今后同类型油田的开发提供了借鉴。

The following is mainly dealing with the problems excisting in rural drinking water:tap water popularizing rate is high but low in really qualified drinking water; water supply costs so much but earns so little; it is hard to e,nter into the market and the percentage of private investment is low; water price is higher and higher year by year but service quality is still unsatisfactory; it is rich in water amount as a whole but poor in available water on the preson average; more administration and few law means;more state-owned corporations and few private-owned corporations; hygiene standard is out of date and there is few index parameter amount.It points out inputing fund is the key to solve the problem of rural drinking water.and the difficult point is how to manage the corporation.The

政府要加快立法,理顺行业监管职能归属,适当集中管制权,改革价格管制方式,推进产权和经营管理体制改革,尽快修订农村饮用水卫生标准,推广用水户参与式管理,加强水源保护和水污染治理,并提出了解决浙江省农村饮用水的总目标和阶段性的目标与任务。

In view of the study, there were large seasonal varying value of water resource carrying capacity and high probability of water scarce conjunctures during the low water season in the urban districts of Nanming and Yunyan, while there were small seasonal varying value of water resource carrying capacity and low probability of water scarce conjunctures during the low water season in the districts of Xifeng and Xiuwen county.

研究认为云岩、南明两城区水资源承载力的季节变化较大,在枯水季节容易发生水资源超载而引发的水危机;而修文、息烽等县水资源承载状态的季节性变化较小,在枯水季节的超载程度较轻。

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