查询词典 water-tight

It is composed of ZSFZ wet alarm valve, water-power alarm bell, delayer, pressure switcher, water supply pipe, water sprayer, etc.

系统由ZSFZ湿式报警阀、水力警铃、延迟器、压力开关、水流指示器、供水管网、闭式洒水喷头、报警控制装置和信号碟阀等部件组成。

Result: when distilled water and purified water was used as diluting water, no obvious difference of bod5 was found between them, and both the results reached the standard （ below 0.2 mg/l）. deliquescent oxygen reduced with longer balance time and greater difference from standard occurred. before balancing,deliquescent oxygen was close to saturation. the results under 20 ℃ met the standard.

结果： 以蒸馏水和纯净水作为稀释水水源，其bod5都小于0.2 mg／l，均达到标准；平衡时间增长，当日溶解氧量趋于降低，与标准值的差值也逐渐增大，未经平衡的溶解氧量接近饱和；20 ℃时的测定结果达标。

Neglecting the relations between water resources and the ecosystemis a fault of water resources management in the 20th century, which directly causes many questions: the degeneration of ecosystem, the demolishment of the habitat of the wild biology, the withering of the river and wetness, the degradation of the self cleaning of water bodies and so on.

忽视水资源与生态环境系统之间的关系是20世纪水资源管理的失误，直接导致生态环境的退化，引发森林退化、野生生物栖息地破坏、生物多样性减少、河湖湿地萎缩、河道断流、河川淤积、水体自净能力降低、水环境恶化和地下水位下降等诸多问题。

The local water administration department has overlap or similar functions in hydro project planning and demonstrability, the water resources planning, arrangement, dispatching and protection, water-using permission, as well as flood control, so the issues such as illegibility of responsibility, right and interest come into being.

流域管理机构与地方水行政主管部门在水资源与水利工程的规划，水资源的管理、配置、调度、保护，建设项目水资源论证与取水许可申请，水利工程建设管理以及防洪调度等方面存在着职能交叉和重叠，管理、审批、监督权限不清，责、权、利不对应。

On the basis of introducing the working principle and characters of newly made Gas Holdup Tool, the usage of GHT in detecting the gas well production performance is analyzed. Methods are provided for analyzing fluid property, flow status and judging water carriage in gas wells by integrating the logging data obtained from traditional densimeter and the new GHT. Based on the characters of different depth in water carried gas wells, a model is established for interpreting the water-carried gas wells.

在介绍新的持气率计测量原理和特点的基础上，分析了持气率计在气井生产动态监测中主要用途，提出了综合传统密度计和新型持气率计测井资料分析井下流体性质、流动状况及判断气井载水的方法；根据载水气井不同深度段的特点，提出了载水气井的解释模型。

Benefit choose and employ persons is versed in wet technology treats contaminative water form, use depurative water system at safety to answer fill, this alleviated greatly our country agriculture and the problem of the insecurity that use water with circumjacent city.

利用人工湿地技术处理污染水体，并将净化的水体用于平安回灌，这在很大程度上缓解了我国农业和城市周边的用水紧张新问题。

We analyzed the cost of producing water in water-supply plants in small western towns based on the cost structure analysis and the cost model of investment index, and subsequently derived the unit cost for producing water.

最后，在分析成本构成的基础上，结合投资指标费用模型，对西部小城镇供水厂站的制水成本进行了分析，得到了西部小城镇供水厂站的单位制水成本。

Based on space allocation map of land and water resources carrying capacity of Zhumadian City in 2020, we can descry that water and land resources carrying capacity of Zhumadian City in the future declines from the south-west to east-north, which accord with the spatial distribution of water resources of Zhumadian city.

更多，2020年驻马店市水土资源承载能力是从区域的西南部向东北部递减，这也正好与驻马店市水资源的空间分布是一致的；同时，说明在驻马店市未来发展过程中，相对土地资源来说，水资源的制约作用更大一些。

As the technology has no special requirements for organism, Microoganism, bacterium and particle in pure water, the technological Process may be used: tap water→microbore filter→automactic switching sodium ion converter→electric dialyzator →cation bedanion bed→mixture bed→refined mixture bed→pure water.

工艺对纯水水质的有机物、微生物、细菌、颗粒等无特殊要求，故采用自来水→微孔过滤机→自动切换钠离子交换器→电渗析器→阳床→阴床→混合床→精制混合床→纯水用水的工艺流程。

On the energy system, researches are mainly focused on the technology to use coke oven gas replaces steam: processing to use heating technology of diathermic oil replaces direct steam to ammonia stripping; technology to use direct fired absorption refrigerator replaces steam absorption refrigerator. technology on water-source heating pump of industrial circulation water; processing of circulation water with surface evaporating air cooler.

能源系统重点研究了焦炉煤气代替蒸汽的技术：导热油加热技术替代直接蒸汽蒸氨的工艺；直燃吸收式制冷机取代蒸汽吸收式制冷机；工业循环水水源热泵技术；循环水冷却采用表面蒸发空冷器。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。