filtering bed造句
例句与造句
- The establishment of the first filter beds - the albany filters
兴建第一座滤水厂 - Firstly , study the hydrodynamic properties in the filtering bed ; secondly , analyze the influencing factors by the method of numerical simulation with the above mathematical model
第二，应用试验建立的渗滤取水水文地质数学模型，对渗滤取水的取水量影响因素进行数值模拟分析。 - ( 3 ) the blockage of filtering bed and the thickening of the argitan can cause the change of hydrodynamic properties in the filtering bed , which leads to the decrease of water quantity
( 3 )滤床堵塞和泥膜增厚可能产生滤床中水动力特征的改变，会产生非饱和流导致出水量的衰减。 - The second construction phase of the kowloon reservoir began in 1922 and involved extending the filter beds , so that they could filter at least 3 , 580 , 000 gallons per day . the expenses for this were $ 366 , 082
九龙水塘的第二期工程于1922年开展，工程项目包括扩建滤水池，使每天滤水能力增至358万加仑食水，扩建费用为36 - The researches indicated : ( 1 ) the seepage flow field of infiltration diversion is characterized by three - dimensional , saturated and steady flow . there is the close hydraulic relationship between the river and the groundwater in the filtering bed , and the groundwater is confined
研究表明： ( 1 )渗滤取水的渗流场具有典型的饱和三维稳定流特征；渗滤取水滤床中地下水与河流的水力联系比较紧密，滤床中的地下水处于承压状态。 - It's difficult to find filtering bed in a sentence. 用filtering bed造句挺难的
- ( 4 ) the maximum water quantity becomes greater , the better is the filtering bed permeability , the higher the river hydraulic conductance , the higher the river level , the larger the water - collecting area and the bigger the distance between collecting pipes . the water quantity varies directly with drawdown
( 4 )滤床的渗透性能越好，河床水力传导系数越高，河水水位越高，取水面积越大，取水管之间的间距越大，则最大取水量越大；水位降深与取水量成正比关系。 - The characteristic of power quality signal ' s deal by wavelet multi - resolution decomposition and time - domain analysis is studied then brings forward combine the tow methods and uses it to filter bed yawp , decomposition and feature extraction . 8 kinds of power quality are classified and characterization of sag is specially classified
然后研究了小波多分辨率分解和时域分析电能质量信号处理的特点，提出了应用两种方法相结合的方法，对电能质量信号进行去噪、分解，通过大量的计算机仿真工作，对扰动信号进行了特征提取。 - It is shown that the effect of pac removing fluoride is closely related to ph value and the optimum range of ph value is between 6 . 1 ? 7 . 1 . under this condition , further studies are made on the optimum coagulant dosage , mixing time , artificial turbidity , filtration rate and filter bed ' s depth and the optimum range of these parameters have been determined
碱式氯化铝的除氟能力与原水的ph值有密切的关系，除氟最佳ph值范围为6 . 1 ? 7 . 1 。在此条件下，进一步对最佳投药量、混合时间、反应时间、人工辅助投加浊度、滤速及滤层厚度进行了研究，确定了其最优的取值。 - The whole project comprised the building of the dam , a 2 , 428 - yard tunnel driven through the wong nai chung gap valley and a 5 , 500 - yard brick and stone aqueduct to connect the reservoir with the storage tank and filter beds at albany road . each day the volume of water being conveyed reached 7 million gallons . the 6 filter beds of the project were situated on the eastern side of the albany nullah ; measuring 3 , 245 sq
除水坝外，其他配套的工程包括： （一）一条长达2 , 428码、贯穿黄泥涌峡谷的隧道； （二）一条长5 , 500码的引水道，可连接水塘隧道的亚宾尼滤水池及配水库，该引水道用石及砖砌成，每天可输水700万加仑； （三）位于亚宾尼水渠东部的六个过滤池，该滤水系统面积广达3 , 245平方码，深30尺，每天可过滤570万加仑水，原水过滤后，经一条直径18寸铁水管，流入花园道与宝云道交界的配水库。 - Ceramic grain filters ard made of refined pottery clays added with certain modifiers , and processed of grinding , mixing , shaping and high temperature sintering . they do not contain any substances that harmful to people or environment . they are hard and rough in surface , porous inside the structure , and have the advantages of high mechanical strength , large specific surface area and porosity . when used in water treatment , they behave a activated surface property , a great amount of pollutant entrapment , less water head loss in the filter bed , lower consumption of back - flush water , stable in chemical and gbiologic property , and long service life , ceramic grain filters is a new and efficient filter material to increase the water yield , upgrade the water quality , and save chemicals and energy
陶粒滤料是以精制陶土为主要原料,掺加适量改性剂,经粉碎,混练,成型和高温煅烧而制成的,不含任何对人体和环境有害的物质.其表面坚硬,粗糙,内部疏松,多孔,具有机械强度高,比表面积大,孔隙率大的特性.用于水处理中,具有表面性状好,截污能力强,过滤水头损失小,反冲洗耗水量低,化学稳定性和生物学稳定性好,使用寿命长的特点.陶粒滤料是一种能增加水产量,提高出水质量,节省药剂和能耗的新型高效过滤材料