concentration difference 中文意思是什麼

concentration difference 解釋
濃差
  • concentration : n. 1. 集中。2. 【化學】提濃,蒸濃,濃縮;濃度;稠密度;【礦物】汰選,選礦,富化。3. 集中注意,專心。
  • difference : n. 1. 差異,差別。2. 不和,爭論。3. 【數學】差,差額。4. 【邏輯學】特殊性。vt. 〈罕用語〉區別,使有差別。
  1. Absorption, fluorescence emission and excitation spectra of five pigment - protein complexes were determined. photosynthetic electron transfer was measured from the dcip photoreduction. p700 concentration was assayed from the ferricyanide - oxdised minus ascorbate - reduced difference spectrum

    測定裙帶菜各色素蛋白復合物的吸收光譜、熒光發射光譜和熒光激發光譜,並進行了dcip的光還原測定和化學法的氧化還原差示光譜測定。
  2. Under the stress of nacl lower than 100 mmol / l, the tissue structure of root had no distinct difference from the control. when the concentration of nacl was higher than 250 mmol / l, the stained color of safranine was deep but not even, and color in fibrovascular tissue and peripheral cortex cell were deeper than that around fibrovascular tissue. wild type arabidopsis thaliana and two salt - tolerance mutants were used for rapd analysis

    當nacl濃度小於100mmol l時,根組織結構與對照未表現出明顯的差異;但當nacl濃度達到250mmol l時,根組織結構對番紅染料的著色較深而且不均勻,維管組織和外圍皮層細胞著色較深,而維管組織周圍的細胞著色較淺。
  3. Compared with the state after exercise immediately, the decreased extent of blood locate concentration was higher than that on no - o2 intake group, but there was no significant difference. which showed that hyperoxia 02 intake might have no significant effect on the recovery of the blood locate

    6同運動即刻時相比,吸氧后機體血乳酸濃度降低的幅度要比不吸氧組要大,但不具顯著性,表明:吸氧對機體的血乳酸的恢復可能並不明顯。
  4. Experiment study of no2 concentration measurement with difference absorption lidar

    2濃度的實驗研究
  5. Sds - page results showed that there was a clear target protein band in mut + recombinant supernatant after 48 hours of culturing, while a faint band only in muts recombinant after 72 hours. western - blotting result showed that there was no remarkable difference of yield between mut + and muts recombinants after 6 days induced. anti - virus activity tests revealed that culture supernatants of mut + and muts recombinants could inhibit tmv infection with high efficiency in the same concentration and there was no significant difference between them

    結果表明,誘導培養48小時后, mut ~ +重組菌株表達產物在sds - page膠上顯現出清晰的目的蛋白帶,而mut ~ s重組菌株培養72小時才能顯示微弱的目的帶; western - blotting雜交信號強度表明,同樣培養6天的mut ~ +和mut ~ s重組菌株表達產物在表達量上沒有明顯差別。
  6. Abstract : this paper discussed mainly the operational tactics of the moderate management on the condition of longterm land contractual management on household basis, put forward the main operational tactics : initiated the transference and concentration of the right of farmland use ; stressed to input funds, science and technology, labor and to provide good service in order to improve the productivity of land ; recognized the difference between developed areas and the less developed and adroitly guided action according to circumstances

    文摘:探討了在土地家庭承包經營長期穩定下規模經營的戰略選擇,提出其主要的運作戰略,即通過倡導農地使用權合理流轉集中,推進規模經營,吸納勞動力、科技、資金等要素,並配以優質服務形成規模效益,同時根據區域差別對發達地區與欠發達地區進行不同的戰略選擇。
  7. The growth of k. candel seedling leaves showed no significant difference at low concentration, was inhibited at concentration of 1 mg / l and 10 mg / l

    濃度為l 10mg l ,葉片氣孔導度和蒸騰速率均顯著降低,並且nap處理的下降幅度大於pyr處理。
  8. No significant difference was observed on the expression levels of cein at different iptg concentration and differet times in recombinant e. coli. jm109 and recombinant e. coli

    Blzi進行誘導表達發現,不同的iptg濃度誘導對外源基因cellz的表達量影響不大,不同的誘導時間對外源基因cell 。
  9. The expression efficiency difference between ped5 and pcdhfrl, a vector utilizing cmv enhancer / promoter ( pcmv - ie ) for foreign protein production, was analyzed using human interferon - p ( ifn - ) gene and human secreted alkaline phosphatase ( seap ) gene as reporters. when analyzed in transient expression, ped5 showed a little more protein produciton than pcdhfrl. however, in continuous expression, when serum concentration was lessened to slow down cell proliferation, ped5 expressed 3. 1 times more reporter proteins than pcdhfrl, which implied that pef - io was less affected by cell cycle status in contrast to pcmv - ie, making ped5 a good expression vector for foreign protein production

    應用人-干擾素( ifn - )和人分泌型堿性磷酸酶( seap )基因作為報告基因,對含有巨細胞病毒即早期啟動子( p _ ( cmv - ie ) )的表達載體pcdhfr1和ped5表達外源蛋白的能力進行了比較,發現對于瞬時表達, ped5略好於pcdhfr1 ;在穩定表達中,通過降低血清濃度,使細胞增殖緩慢,這時ped5表達外源蛋白的能力較pcdhfr1高3 . 1倍。
  10. By linear regression analyzing of the concentration of plankton microbe and settling microbe, we get the relationship between plankton microbe, settling microbe and air exchange rate, which reflect the randomness of bacterium in dynamic state. controlling the pressure difference effectively by adjusting forced draught blower and exhaust blower. comparing the jet fluid of different supply - air outlet, the diffuse pore plate is suit to assembling cleanroom

    通過對測得不同換氣次數下裝配式潔凈室室內的浮遊菌濃度和沉降菌濃度的一元線性回歸分析得出浮遊菌濃度和換氣次數的關系、沉降菌濃度和換氣次數的關系以及浮遊菌和沉降菌之間的關系,反映了動態情況下,細菌運動的隨機性。
  11. Here we managed to make cultured mice peritoneal macrophages be directly influenced by oligochitosan, and be stimulated by ifn - r before oligochitosan added, then measured the changes of gene transcription and translation level of both il - 1 and imf - a, respectively by methods of relatively quantitive rt - pcr and elisa. first, rt - pcr results showed that 18 hours was the most effective time and 40ug / ml was the most effective concentration of oligochitosan, then by the same method, confirm that 4hours is the most effective time and loou / ml is the most effective concentration of ifn - r stimulating. because ifn - r can enhance il - 1 and tnf - a gene expression of macrophages alone, so add ifn - r to microphages alone for 22 hours, then examined by rt - pcr, the results showed that il - 1 and tnf - a gene expression have no remarkable difference compared with the blank contrast group

    此外,由於ifn y單獨作用也可促進兩種細胞因子基因表達,故在巨噬細胞中加入ifn y單獨作用22h ,再經阿一pcr檢測,發現加ifn y的實驗組細胞的幾一lp和tnf a基因轉錄水平與空白對照組相比較無顯著性差異,可見,殼寡糖和ifn v對巨噬細胞il lp和tnf一口基因轉錄水平的影響在作用時間上無一致性,在殼寡糖作用最適時間時,僅受ifn y刺激的巨噬細胞il lp和tnf q基因轉錄己下降至刺激前水平,因此可以認為, ifn y的加入僅起到對巨噬細胞預刺激使之處于敏感狀態的作用,有利於增強殼寡糖對巨噬細胞的作用。
  12. Proline and mda showed minute difference at low concentration ( 0 - 5mg / ml ), while at highconcentration ( > 5mg / ml ), they were both sharply increased respectively. the ability of absorbing water

    腸)己成為近年來小麥生產上的重要限制因素之一;而柑桔綠霉病仔, 」 icil
  13. The results are as follows : p. vittata l. has a strong tolerant capability to high as concentration in the medium. there was no significant difference in biomass between adding as and ck treatments

    當介質中砷高達0 . 2mmol l時,蜈蚣草的生長正常,與對照比較,其生物量沒有顯著差異。
  14. The effects of glp - 1 ( 7 - 36 ) nh2 on insulin secretion glp - 1 ( 7 - 36 ) nh2 with the concentration of 2. 5nmol / l, 5. 0nmol / l, l0. 0nmol / l, 20. 0nmol / l, 40. 0nmol / l respectively were added to the medium as different experimental groups, 24 hours later, insulin amount are 68. 76 ? 1. 71 72. 30 ? 3. 13 104. 16 ? 5. 57 110. 98 ?. 29 111. 58 ? 0. 65miu / l respectively, and the insulin account is 55. 53 ?. 63miu / lin the control group. there was no significant difference between the groups with 2. 5nmol / land 5. 0nmol / l glp - 1 ( 7 - 36 ) nh2 respectively ; and there was not significant difference among the groups with lo. onmol / l, 20. 0nmol / l and 40. 0nmol / l glp - 1 ( 7 - 36 ) nh2 respectively. but the difference is significant between experimental groups and control group ( p < 0. 05 ). the data show that with the rising concentration of glp - 1 ( 7 - 36 ) nh2, there is an increasing amount of insulin

    對照組培養液中不含g廿一1 ( 7一36 ) nhz ,實驗組培養液中含有20nmol / lglp一1 ( 7一36 ) nhz ,培養24h后,用0 . 25 %胰蛋白酶消化胰島分散細胞,塗片后利用針對胰島素mrna的寡核甘酸探針進行細胞原位雜交, dab顯色,高清晰度病理圖文分析系統( highpathologiealimageanalysissystem , hp認s )對細胞著色的平均光密度( mean即tiealdensity , mod )量化分析,觀察實驗組和對照組胰島素mrna的表達情況。
  15. The concentration of sulfur compound was the highest in steam distilled onion oil while it was lower in the extract of hexane and alcohol ( at 25 ) : there was no significance difference between solvent extracts

    在含硫化合物濃度上,水蒸汽蒸餾得到的洋蔥精油明顯高於正己烷或乙醇萃取得到的油樹脂,而不同溶劑萃取得到的油樹脂含硫量相差不多。
  16. The result shows that table tennis exercise has significant effect on children ' s attention concentration and middle intensity exercise has better one than low intensity exercise ; soccer exercise and intensity factor has no significant effect on children ' s concentration, but there is a certain difference in effect between table tennise and soccer exercise in various intensity

    結果表明,乒乓球鍛煉對小學生的注意集中性有顯著影響,且中強度的鍛煉效果好於小強度的鍛煉效果,足球鍛煉對小學生注意集中性的影響不明顯;強度因素對注意集中性的影響不明顯,但不同強度的乒乓球鍛煉與足球鍛煉的效果有一定的差異;性別因素對注意集中性無顯著性影響。
  17. Results show that potassium ion concentration has a gradual higher with the extension of bamboo stick immersion times in a certain time and that statistical differences among serum potassium ion concentration at difference times is significant ( p < 0. 01 )

    結果表明:在一定時間范圍內,鉀離子濃度隨竹簽浸泡時間的延長而呈逐漸增高趨勢,其差異具有統計學意義( p < 0 . 01 ) 。
  18. 3 - design competition strategy contains : the first to design quantity, difference strategy, concentration strategy

    3 、設計競爭戰略:設計質量領先、差別化策略、集中性策略。
  19. By dynamic comparing china ' s concentration index with america ' s, the conclusion is china ' s trade concentration contacts with the china - japan trade friction. the range of china ' s fluctuate is far more than america ' s. the deep reason behind it is two countries " different status in japan ' s trade income and expenses. 2002 ca n ' t see much difference in concentration index of two countries

    通過對中美兩國1992 ? 2002年輸日農產品貿易集中度的動態分析與比較,得出的結論是我國輸日農產品市場集中度的人小與中日兩國間的農產品貿易摩擦相聯系,其波動性幅度要遠高於美國市場,我國處于日本貿易收支的逆差國地位,是日本發動貿易摩擦的深層原因。
  20. The relationships between the energy storage density, cop, the rate of crystallization and the solution concentration difference, the temperature of cooling water are also discussed in the paper

    此外還分析了系統蓄能密度、 cop及結晶率隨溶液濃度差和冷卻水溫度的變化情況。
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