濾料有效粒徑 的英文怎麼說

中文拼音 [lǜliàoyǒuxiàolìjìng]
濾料有效粒徑 英文
effective sige of filtering media
  • 濾 : 動詞（除去液體雜質） filter; strain
  • 料 : 名詞1 （材料; 原料） material; stuff 2 （喂牲口用的穀物） feed; fodder 3 （料器） glassware 4 （...
  • 有 : 有副詞[書面語] （表示整數之外再加零數）: 30 有 5 thirty-five; 10 有 5年 fifteen years
  • 效 : Ⅰ名詞（效果; 功用） effect; efficiency; result Ⅱ動詞1 （仿效） imitate; follow the example of 2 ...
  • 粒 : Ⅰ名 （小圓珠形或小碎塊形物） small particles; grain; granule; pellet Ⅱ量詞（用於粒狀物）
  • 徑 : Ⅰ名詞1 （狹窄的道路; 小路） footpath; path; track 2 （達到目的的方法） way; means 3 （直徑的簡稱...
  • 有效 : effective; valid; efficacious
  1. Combining with practice of china ' s uranium ore heap leac hi ng, this paper proposes main ways and suitable technologies in the fields of emp hasizing feasib ility research, adop - ting strengthened technologies, improving equipment le vel, op timizing control technological factors and developing application range and so o n, which include adopting acid - curring and ferric sulphate - tric kle leaching process, bacteria heap leaching, countercurrent heap leaching, sele cting advanced material of heap bottom, developing large mechanized heap constru ction equipments and methods, popularizing drip i rrigation distributing solution, optimizing heap leaching process parameters, as we ll as developing recovery equipments suited to heap leaching, etc, in order to i n crease leaching rate, reduce heap leaching period and achieve more economic bene fits

    結合我國鈾礦堆浸實際，在重視堆浸可行性研究、採用強化堆浸技術、改進堆浸裝備水平、嚴格工藝條件及拓寬堆浸的應用范圍等方面提出一些有效途徑及適用技術，包括採用拌酸熟化-高鐵淋濾浸出、細菌堆浸、制粒堆浸、逆流堆浸，選用優質底墊層材料，研製大型機械化築堆方法和設備，推廣滴灌式布液，優化堆浸工藝參數，以及開發堆浸相配套的回收設備等，以提高浸出率、縮短堆浸周期，獲得更大的經濟效益。
  2. Designning well tube and drill - hole diameter in order to increase thickness of both annular packing gravel and water - resisting clay, nylon net packing around well tube filters, designing filter layer on the boundary between packing gravel and water - resisting clay and ramming the gravel by working the piston into the well after gravel packing completion and the filling clay for salt - water resisting etc. we succeeded in constructing 3 drinking - water wells in minqin county, proved the affectivity and feasibility of using it and giving a certain technical demonstration of construction of drinking - water well in the same similar to this area

    通過孔徑與管徑的調配設計，增大環狀粒料層和止水粘土層的厚度；濾水管外包尼龍紗網；粒料與止水粘土接觸界面上設計反濾層；填粒后先行拉活塞利用水力夯實粒料層，再投粘土球止掉上部鹹水等措施，在民勤縣三口人飲水井施工中取得顯著效果，證明了該套成井工藝的有效性和可行性，有望為同類地區人飲水井施工提供技術示範作用。
  3. Pilot - scale experimental results showed that, comparing to conventional gravity filtration, the up - flow filtration has greater capacity in containing removed suspended solid and producing filtrate under the test conditions. coarse media with particle diameter ranging 0. 63 - 2. 00mm were used in order to apply relatively higher backwash rate of 21 l / ( m2. s ) for achieving better media clean - up after a filtration run. under the test conditions, the media thickness ranging 82 - 85 iron, water temperature ranging 6 - 27, and influx turbidity of 30 ntu, it achieved the results of the average filtration rate ranging 16 - 18 m / h, the average effluent turbidity of 1 ntu, and action cycle ranging 14 - 24h

    中試研究結果表明，粗石英砂濾料上向流過濾比傳統的重力流過濾具有更大的含污能力和產水量，為適用較高的反沖洗強度（ 21l （ m ~ 2 ? s ） ）以便濾料清洗更干凈，採用粒徑范圍為0 . 63 2 . 00mm的粗石英砂濾料，濾層厚82 85cm ，水溫6 27 ，進水濁度為30ntu左右等情況下，能獲得平均濾速為16 18m h 、平均濾后水濁度為1ntu左右、周期達14 24小時的好效果。
分享友人
分享到 Line

分享到臉書