percolation time 中文意思是什麼

percolation time 解釋
滲濾時間；滲透時間
  • percolation : n. 1. 滲濾；滲透（作用）；滲漏。2. 【化學】穿流（法）。
  • time : n 1 時，時間，時日，歲月。2 時候，時刻；期間；時節，季節；〈常pl 〉時期，年代，時代； 〈the time ...
  1. Through the research of crosslinking of matrix resin, heating treatment of composite and mixing of different polymer, we draw some conclusions : 1 、 percolation theory can explain the phenomenon of the jump of resistance when the content of cb reach a critical volume ; 2 、 based on ohm conduct theory, abounded to the percolation the wbibull statistical theory and other theory, an adapted theory was obtained to explain the jump of resistance and the other phenomenon ; 3 、 the ntc phenomenon was eliminated by crosslinking the matrix of conductive composite, at the same time the stability of composite was improved

    通過對基體樹脂的交聯、復合材料的熱處理、聚合物共混物的研究得出了如下的結論： 1 、滲濾理論能夠很好的解釋導電粒子含量達到某一值時電導率劇增的問題； 2 、在歐姆導電模型的基礎上，綜合應用了weibull統計理論模型，結合原來的體積膨脹等理論，成功的解釋了ptc復合材料在基體材料熔點附近的跳變問題、 ntc現象以及熱循環穩定性等問題； 3 、有機ptc導電復合材料經硅烷交聯以後能夠消除ntc現象，改善了導電復合材料的穩定性能。
  2. It concludes that percolation of roller compact concrete is of self - compactness by time effect under continuous action of water head and there may exist partial darcy flow regime in roller compact concrete under high water head

    認為在持續水頭作用下，碾壓混凝土的滲透具有時效自密性；高水頭作用下的碾壓混凝土可能存在偏達西流現象。
  3. The ball mill load - control apparatus adopted the assembly language and the c51 language to program and its concerned software was designed, including the data collection, the wave - percolation, the short - time average over - zero ratio, the estimation of the power chart and the average - period chart

    磨機負荷控制儀軟體使用匯編和c51編程，本文進行了相關軟體的設計，包括數據採集、濾波、短時平均過零率、功率譜估計和平均周期圖等。
  4. For the first time, the oriented percolation model is applied to analyzed the critical particle concentration of 0. 37 and which is characterized an electrorheological fluid and independent to the external electric field

    同時得出，分形維數（ d _ f ）與外加電場性質無關，但隨微粒的體積百分數增加而趨近於dla生長模式的特徵值1 . 8 。
  5. The best condition for extracting polysaccharide from porphyridium cruentum were as follow : alcohol concentration was 50 %, alcohol volume was 1 - fold time, percolation time was 0. 5h, the volume ratio of glycoprotein solution to sevag reagent was 2 : 1, time was 45min and sevag reagent was 4 : 1 between chloroform and butanol. the result also indicate that sodium acetate anhydrous and nh4cl were the best carbonic and nitrogen source for polysa

    血色紫球藻的最優提取工藝為乙醇濃度50 % ，乙醇用量為1倍體積，醇沉時間為0 . 5小時;氯仿與正丁醇的比例4 : 1 ，樣液與sevag試劑的比例2 : 1 ，作用時間為45min ;五種碳源的影響差異不顯著，氮源的影響差異顯著，其中添加無水乙酸鈉和nh4ci的培養基多糖產率最高，分別為33 . 784mg / l和40 . 997mg / l 。
  6. The polysaccharide production were 37. 296mg / l and 12. 961mg / l. the best conditions for extracting polysaccharide from porphyridium purpureum were as follow : alcohol concentration was 75 %, alcohol volume was 2 - fold time, percolation time was 1h, the volume ratio of glycoprotein solution to sevag reagent was 1 : 2, time was 45min and sevag reagent was 3 : 1 between chloroform and butanol. the result also indicate that nahco3 and nh4cl were the best carbonic and nitrogen sources for polysaccharide respectively

    淡色紫球藻的最優提取工藝為乙醇濃度75 ，乙醇用量為2倍體積，醇沉時間為1小時；氯仿與正丁醇的比例3 ： 1 ，樣液與sevag試劑的比例1 ： 2 ，作用時間為45min ：由方差分析可得五種碳源和五種氮源對胞外多糖的影響不顯著，添加碳酸氫鈉和摘要nhoci的多糖產率最高，分別為41
  7. Deproteinized from crude polysaccharide by adopting sevag method. through orthogonal test, we found that the best constitution for extracting polysaccharide from porphyridium aerugineum 755 were as follow : alcohol concentration was 50 %, alcohol volume was 3 - fold time, percolation time was 1. 5h, the volume ratio of glycoprotein solution to sevag reagent was 1 : 2, time was 15min and sevag reagent was 4 : 1 between chloroform and butanol. the result also indicate that lactose and ( nh4 ) 2so4 were the best carbonic and nitrogen sources for polysaccharide respectively

    研究結果表明，三種紫球藻的最佳提取工藝各不相同，銅綠紫球藻的最優提取工藝為乙醇濃度50 ，乙醇用量為3倍體積，醇沉時間為1 . 5小時；氯仿與正丁醇的比例4 ： 1 ，樣液與sevag試劑的比例1 ： 2 ，作用時間為15min ；由方差分析可得五種碳源和五種氮源對胞外多糖的影響不顯著，其中添加乳糖和（ nh _ 4 ） _ 2so _ 4的培養基多糖產率最高，分別為37 . 296mg l和12 . 961mg l 。
  8. In contrast, the much shorter percolation time of espresso allows less acid and only 60 to 70 percent of the caffeine to dissolve into the brew

    反之，製作濃縮咖啡時，濾滴的時間短得多，也就只有較少的酸及60 ~ 70 %的咖啡因進入濾液。
  9. For ld - ( zd, ed ) : assign to each edge of ed an independent. non - negative random variable u ( e ) ( which we think of as being the time required for fluid to flow along e ) with distribution function f. this is our first - passage percolation model

    對圖l 『 （ z e勺，如果e 『中每一條邊e都有一個取值為非負的，分佈為廠的隨機變量叫。 ）與之對應（ 。何表示液體通過邊e所需要的時間） ，且。
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