濃度梯度 的英文怎麼說

中文拼音 [nóngdùtīdù]
濃度梯度 英文
cg concentration gradient
  • 濃 : 形容詞1. （液體或氣體中所含的某種成分多; 稠密） dense; thick; concentrated 2. （程度深） （of degree or extent） great; strong
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 梯 : Ⅰ名詞1 （梯子; 樓梯） ladder; stairs; steps; staircase 2 （姓氏） a surname Ⅱ形容詞（形狀像樓梯的...
  • 濃度 : potency; thickness; concentration; consistence; strength; consistency; density
  1. Chemotaxis ( chemotactic movement ) a txis in response to a chemical concentration gradient

    趨化現象：一種對化學濃度梯度的趨化反應。
  2. Abstract : in the paper the deterrent content and the concentration of diphenylamine dibuty l phthalate and centralite in finished product manufactured by two different methods were analyzed by high performance liquid chromatography, which can provi dereference for adjusting the technology of the propellant manufacture

    文摘:利用高效液相色譜儀分別測定了發射藥在兩種制備工藝中的鈍感劑鄰苯二甲酸二丁酯和二號中定劑的含量及鄰苯二甲酸二丁酸在其中的濃度梯度分佈，為調整發射藥制備工藝提供了參考。
  3. Ecocline a cline that is due to a specific environmental factor, such as a gradient of heavy metal concentration in the soil

    生態漸變群：由物種生存特定環境因素影響而形成的一種漸變群，例如土壤中的重金屬濃度梯度。
  4. Methods 1 ) statistic methods including factorial experiment was carried out to optimize the major conditions for sample management, and the feasible negative and positive control for fcm analysis of cd62p expression were check out

    方法1採用濃度梯度法優化gprp濃度條件，採用析因設計優化凝血酶濃度和37孵育時間條件，尋找最佳陰、陽性對照。
  5. The reaction rate is limited by the concentration gradient of oxygen in the sample.

    反應速率受試樣中氧濃度梯度的限制。
  6. Here we report that growth cones of rat cerebellar axons in culture turned away from a gradient of sdf - 1, a chemokine that attracts migrating leukocytes and cerebellar granule cells via a g protein - coupled receptor ( gpcr )

    以前的證據表明， sdf - 1 ，一種經典的chemokine ，能夠吸引白細胞和遷移中的神經元，這種作用是通過g蛋白耦聯受體介導的。利用生長錐轉向分析，我們發現sdf - 1的濃度梯度能夠吸引或排斥培養的小腦顆粒細胞的生長錐。
  7. Similarly, xenopus spinal growth cones turned away from a gradient of baclofen, an agonist of the gabab receptor

    同樣的， gabab受體的激動劑baclofen的濃度梯度也能夠吸引或排斥爪蟾脊髓神經元的生長錐。
  8. The algae multiplied massively in suitable environment, and made the amount of available phosphorus in soil increase significantly. the influence of the base matter on available phosphorus in soil was much more significant. in the second step, nostoc commune and chlamydomonas sajao lewin were inoculated of different inoculation quantities to the barren soils

    實驗是在貧瘠土壤種接種具有固氮能力的念珠藻（藍藻類）和沙角衣藻（陸生綠藻） ，在0 . 1g 、 0 . 5g 、 1 . 0g 、 2 . 0g濕藻重500g土重的不同濃度梯度進行接種，進行常溫下培養。
  9. It have been proved that the tip [ ca2 + ] i and the amount of tip f - actin oscillates periodically accompany the oscillatory growth of pollen tubes

    伴隨花粉管的振蕩生長，花粉管頂端的ca ~ （ 2 + ）濃度梯度和微絲的聚合?解聚狀態會發生周期性變化。
  10. Crumbs of nails were isolated from onychomycosis suffers, koh was chosen to be solvent, nail fungi were examined by microscopy, cultured in sabourud, purified by method of concentration grads and method of exsecting cusp of mycelia. finally, sixteen purified strains were ready

    從甲病患者病甲中分離出甲碎屑，選用koh為浮載劑，直接鏡檢，採用沙堡氏培養基對它們進行分離培養，濃度梯度法和切取菌絲尖端生長法對菌種進行純化，得到純化后的菌株16株。
  11. The effects of interfacial resistance, superheating, free convection due to both temperature and concentration gradients, mass diffusion and thermal diffusion, and variable properties in both the liquid and gas - vapor regions were considered

    分析中，考慮了相間阻力、液膜波動、蒸汽過熱度、因溫度和濃度梯度引起的自然對流、質擴散和熱擴散以及物性的變化。
  12. At solder joints, different materials are brought into contact, and there are compositional gradients at the interfaces

    不同的材料在焊點相互接觸，因此在界面處會存在著組成之濃度梯度。
  13. Aerotaxis ( aerotactic movement ) a taxis in response to an oxygen concentration gradient

    趨氧性:一種對氧濃度梯度產生回應的排序。
  14. Facilitated diffusion a passive transport of molecules across a cell membrane along a concentration gradient, mediated by carrier molecules or complexes, usually proteins

    易化擴散（促進擴散） ：分子沿濃度梯度由載體分子或復合物（通常是蛋白質）作為媒介的一種被動跨膜運輸。
  15. Passive diffusion : in this process, transport across a cell membrane depends on the concentration gradient of the solute

    被動擴散在被動擴散過程中，跨細胞轉運依賴于溶質濃度梯度。
  16. When the weak acid is given orally, the concentration gradient for un - ionized drug between stomach and plasma tends to be large, favoring diffusion through the gastric mucosa

    當這種弱酸性藥物經口服給藥時，胃與血漿之間的非解離型藥物濃度梯度很大，從而有利於透過胃粘膜擴散。
  17. 3. algebraically explicit analytical solutions of two - buoyancy natural convection in porous media applying the approach of separating variables with addition, the thesis derives three sets of simple and clear algebraically explicit analytical equations describing the natural convection in porous media with both temperature and concentration gradients. besides the theoretical meaning, they are more valuable for be the benchmark solutions to check and improve the computational fluid dynamics and computational heat and mass transfer

    三、多孔介質中溫度與濃度梯度耦合自然對流基本方程的代數顯式解析解本論文對王補宣院士等給出的反映多孔介質中溫度與濃度耦合自然對流的五元非線性聯立偏微分方程，利用加法分離變量法，導出了三套比較簡明的代數顯式解析解。
  18. We may assume that there is no correlation between the local velocity of a liquid particle at a mathematical point inside the void space and the concentration gradient.

    我們可以假定，在空隙空間的一個數學點上液體質點的局部速度和濃度梯度之間無相關性。
  19. This study we acquired the coding region of hcv ns5b gene by pcr of hcv full length genome and construct the recombinant plasmid pegep n3 - ns5b ; with the different concentration of g418 in the culture medium, we think the selection concentration of g418 for hepg2 cell is 800 g / ml ; the recombinant plasmid was transfected into hepg2 cell by lipofectamine2000 cells containing stable transformants were selected by the ability of resistance to g418 and isolated with the limited dilution. the stably transfected cell line expressing ns5b - egfp fusion protein was obtained by the detection under fluorescence microscope and rt - pcr

    本研究首先從hcv基因組中擴增出nssb基因，構建了nssb基因與報告分子egfp （增強型綠色熒光蛋白）基因的融合基因真核表達質粒pegfpn30 ；通過含有不同g418濃度梯度的培養液培養hepgz細胞，確定了篩選用g4181作濃度為800pg ml ；利用脂質體法將該重組質粒轉染hepgz細胞，經過有限稀釋法和g4壓力選擇，應用熒光顯微鏡和rtpcr檢測，獲得可穩定表達nssbegfp融合蛋白的hepgz細胞克隆。
  20. Active transport the transport of molecules or ions across a cell membrane against a concentration gradient, with the expenditure of energy, usually in the form of atp

    主動運輸：伴隨著能量的消耗， atp的產生，逆著濃度梯度的分子或者離子的跨膜運輸。
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