stage pumping 中文意思是什麼
stage pumping
解釋
分段排水-
The second stage of the uprating engineering works were implemented after the signing of the agreement in august 1979 endorsing the planning report for the second stage extension of the dongshen water supply system. the main works were to extend the pumping facilities at matan, tongxia, zhutang, shaling, shanpu and yantian, and to increase the height of the main dam of shenzhen reservoir by 1 metre. the new works included the construction of a new pumping station - the dongjiang pumping station at the intake point at the riverbank of dongjiang to increase the volume of supply
第二期工程於1979年8月簽訂《東江深圳供水工程第二期擴建規劃報告》協議后進行，主要是再擴大原工程在馬灘、塘廈、竹塘、沙嶺、上埔及雁田的抽水站，加高深圳水庫主壩1米，新建的工程則包括于新開河口興建東江抽水站，提高供水數量。 -
An operation decision method for multi - stage pumping station system with adjustable - blade propeller pump is presented. it includes optimal water level of individual stage of pumping station and optimal operation method of every pump. the paper describes some mathematical models and decision making technique of multi - stage pumping station
本文針對大型引水工程整個系統在進入穩態運行后，在各站的抽水流量或首級站進口水位發生變化的情況下及時做出運行決策，調整各梯級站間的水位，達到整個系統總能耗最小的目的。 -
The third stage of uprating works that started in november 1989 was of a grand scale. it was a project involving cross - regional stepped uplifting of water. the water level in the canal of the second stage extension was kept unchanged, but the sizes of the pumping stations at dongjiang, sima, matan, zhutang and shaling were uprated
1989年11月開展的第三期擴建工程，維持二期工程的水位不變，擴建東江、司馬、馬灘、竹塘、沙嶺等抽水站及加建塘廈抽水站，將供水量增至17 -
With portability and simple operation, it need not filtration medium, non pollution and low price ; precision three - stage filtration system with high filtration precision ; it can filter mechanical impurities of various types of oils and meet requirements of long - range high - lift oil adding and pumping
不用濾紙不污染場地價格低廉精密的三級過濾系統，過濾精度gl - 300型高即能精細濾除各類油中的機械雜質，又能滿足遠距離高揚程的加油抽油使用。 -
The panel discussed the proposed increase in the approved project estimate for ssds stage i - " stonecutters island sewage treatment works pumping stations, building and site development - 308ds "
事務委員會討論有關策略性污水排放計劃第i階段"昂船洲污水處理廠：泵房廠房及地盤發展工程308ds "的核準工程預算費的擬議增幅。 -
Water supplies - fresh water supplies - additional treatment and water transfer facilities for the metropolitan area and north - eastern new territories - stage 1, construction of tai po treatment works and pumping station
教育-中學供水-食水供應-都會區及新界東北部增添濾水及輸水設施第1階段，大埔濾水廠及抽水站建造工程 -
The results show that the increase of vacuum energy can not expand the influence scope of vacuum degree obviously when vacuum degree under membrane is high. the vacuum degree in the pvds is higher than vacuum degree in the sand drains, and the vacuum degree in the sand drain is higher than vacuum degree in the silt at the same depth in the ground during the initial stage of pumping
分析結果表明：當膜下真空度較高時，真空能量的增加不會明顯增大真空度的影響范圍；在抽真空的初期，一般在地基相同的深度處：塑排真空度砂井真空度淤泥真空度。 -
But multi - stage pumping stations consume a lot of energy. it is important for reducing power expenditure to increase pump station ' s efficiency and get economical and safe operation
如何提高大型引水工程的運行效率，降低其能耗，使其經濟、安全的運行是一個重要課題。 -
As a main method of resolving the problem, diversion and supply of water resource are becoming more and more important, and multi - stage pumping stations play important role in water transfer project
而調水工程則成為解決這個矛盾的主要方法。隨著我國調水工程的日益增多，梯級泵站正發揮著越來越重要的作用。 -
Construction work for the two treatment works at tai po and ngau tam mei and for the sham tseng treatment works stage ii was in progress. construction continued of the additional service reservoirs, pumping stations and water supply networks in kowloon west and south, pok fu lam, wan chai, western and central areas on hong kong island, tseung kwan o, sheung shui, tuen mun, tin shui wai and yuen long
位於大埔和牛潭尾的兩座濾水廠，以及深井濾水廠第二期的建築工程正在進行。在九龍西南部、薄扶林、灣仔、港島中西區、將軍澳、上水、屯門、天水圍及元朗增建的配水庫、抽水站和供水網路的建造工程繼續進行。
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