螺旋含量 的英文怎麼說

中文拼音 [luóxuánhánliáng]
螺旋含量 英文
helical content
  • : 1. [動物學] (軟體動物) spiral shell; snail; conch 2. (螺旋形的指紋) whorl (in fingerprint)
  • : 旋Ⅰ動詞1 (旋轉) whirl 2 (用車床切削或用刀子轉著圈地削) turn sth on a lathe; lathe; pare Ⅱ名詞...
  • : 動詞1 (東西放在嘴裏 不咽下也不吐出) keep in the mouth 2 (藏在裏面; 包含) contain 3 (帶有某種...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 螺旋 : 1 (具有螺紋的圓柱體 屬于斜面類的簡單機械) corkscrewspin; screw; spiral; helix 2 (螺旋現象;尾旋...
  1. Since complicated differential and integral operations were involved in the kernel of the integral equation, we simplified the equation and got the nakano equation. as instances, the planar archimedean spiral antenna, the planar equiangular spiral antenna, the monofilar helical antenna, the conical helical antenna with fixed ascending angle and the conical equiangular - spiral antenna were analyzed through the moment method. all of the results matched fairly well with the references and experiment results

    這種方法的積分方程的積分核里有復雜的微積分運算,為了簡化計算,本文在推廣的海倫積分方程的基礎上,對方程進行了簡化,推導了nakano方程,並以平面阿基米德天線,平面等角天線,軸向模圓柱天線,具有固定升角的圓錐天線和圓錐等角天線為例,用矩法求解了天線上的電流分佈,研究了天線輻射的寬頻帶特性,所得的結果均與參考文獻吻合很好。
  2. Hptlc densitometric determination of triptolide in triptolide liniment

    藻多糖測定
  3. Live feed such as the slender spirulina are floating organisms which can maintain good water quality and are also abundant in nutrients, proteins, natural vitamins, minerals and carotenoid. they are suitable food for the shrimp larvae from the zoea through to the mysis stage of development

    藻為浮遊性,藻體細長,活的餌料生物能保持水質,營養份很豐富,的蛋白質,天然的維他命,礦物質及類胡蘿卜素,易於自眼幼蟲至糠蝦期攝食。
  4. Fachb440 was higher than that in the others. alignment based on deduced amino acid sequences indicated that spirulina fachb440 was different from that in other three samples of arthrospira. nucleotide sequence similarity among the three strains of the genus of arthrospira ( 96. 5 - 99. 6 % ) was higher than that between arthrospira and spirulina ( 78. 1 - 78. 5 % )

    Maximaouqdsm )采藻( spirulinafachb440 ) rubisco大亞基基因( rbcl )部分片段並進行了序列測定與分析,結果表明:藻( spirulinafachb440 )的gc比其他的節藻品系高;氨基酸序列分析發現藻與其他節藻品系的差異較大;藻與節藻核著酸序列相似性約為78
  5. The special species s. platensis in inner mongolia has the highest value of the content of pigments, the biggest net photosynthetic rate, the highest lightcom - pensation and lightsaturation. has the lowest value of the respiration ( 24 )

    內蒙古特有的鈍頂藻s1的光合色素、最大凈光合速率、光補償點、光飽和點都最高,呼吸速率最低( 24 ) 。
  6. Organic carbon and nitrogen sources could not only promote the growth of strain ag, but also changed the content of phycobioprotein and chlorophyll - a

    有機碳氮源不僅影響藻的生物,而且還影響著藻中葉綠素a和藻膽蛋白的
  7. The typical sperm of cipangopaludina chinensis, having spiral nucleus, long and spiral mitochondrion and a large number of glycogen granules, belongs to the modified sperm

    中國圓田典型精子是一種修飾型精子,狀的細胞核,拉長並的線粒體和大的糖原顆粒物質。
  8. Followed by dialysis against nacl, full activity was restored by addition of ca2 +, zn2 +, mn2 + andmg2 +. the native dpl exhibited two characteristic negative peak centered at 213nm and 226nm. it was estimated dpl contained about 4 % a - helix, 48 % 3 - sheet and 48 % random coil by the neural network method in the dicro 2. 6 soft

    天然狀態下的dpl遠紫外圓二色譜顯示在213nm和226nm有雙負峰,利用軟體dicro6 . 2中的神經網路法測得dpl二級結構中各構象單元的百分分別為: -4 , -折疊48 ,無規則捲曲48 。
  9. To explore why the ratio of collectable wort extract is higher than that of non - extruded, the influences of all parameters of rice extrusion system ( barrel temperature, material moisture, screw speed ) on resistant starch content of extuded rice were studied by using second - order quadratic orthogonal rotating combination design method

    摘要為探索擠壓蒸煮大米啤酒輔料麥汁浸出物收得率高於傳統不擠壓蒸煮啤酒輔料收得率的原因,用二次正交轉組合試驗法設計安排試驗,研究了大米擠壓蒸煮系統諸參數(套筒溫度、物料桿轉速)對大米抗性澱粉的影響規律。
  10. Huangyal4 was complete nucleotide sequence of 1 854 bp with a nucleotide orf ( 1575 bp ), which encoded a protein consisting of 524 aa with molecular weight of 62. 2 kda and pi of 8. 96. strongly basic ( + ) amino acids, strongly acidic ( - ) amino acids, hydrophobic amino acids and polar amino acids of the protein were 13. 74 %, 11. 64 %, 36. 45 % and 22. 70 % respectively, and predicted secondary structure of the protein revealed many conserved domains such as n - glycosylation site, protein kinase c phosphorylation site, casein kinase ii phosphorylation site, n - myristoylation site, camp - and cgmp - dependent protein kinase phosphorylation site, tyrosine kinase phosphorylation site and a cytochrome p450 cysteine heme - iron ligand signature which was typical of cytochrome p450. a - helix and b - sheet of the protein is 47. 7 %, 45. 0 % respectively

    Huangya14 )為材料分離克隆到一個細胞色素p450基因,命名為bccyp86mf5 , cdna全長1854bp ,1575bp的完整開放閱讀框,編碼524個氨基酸,其編碼蛋白質的分子為61 . 2kda 、等電點為8 . 96 ;堿性氨基酸、酸性氨基酸、疏水氨基酸和極性氨基酸分別占總氨基酸的13 . 74 、 11 . 64 、 36 . 45和22 . 70 ;二級結構預測包括n -糖基化位點、依賴于camp和cgmp的蛋白激酶磷酸化位點、蛋白激酶c磷酸化位點、酪蛋白激酶磷酸化位點、酪氨基酸激酶磷酸化位點、 n -豆蔻酰化位點和細胞色素p450的典型區域,半胱氨酸亞鐵血紅素配體信號區等, -和-折疊分別佔47 . 7 、 45 . 0 ;與bccyp86mf1基因的氨基酸序列同源性達到95 . 2 ,與擬南芥cyp86c4的達到85 . 9 。
  11. It tell us : the abrasive capability of fly ash ; the similar calculation of ash erosion ; the calculation of ash erosion in the tube in turn and tube out of turn ; the reason of tube abrasion for gas flue ; the influence of air parameter for fly ash erosion ; the influence of changing temperature ; the influence of the flue gas composition, etc. next, it advances the solving measure ; reduce the flue gas velocity ; reduce the concentration of fly ash ; responsible construction : replace smooth tube with spiral tube ; use the new material of abrasion ; fuel desulfurization ; reduce so3 of flue gas ; raise flue gas temperature, making it up the dew point ; use the abrasion - resistance material to resist abrasion

    討論了飛灰磨損性能、管壁受飛灰沖蝕的近似計算、灰粒對順列管和錯列管的磨損計算、煙氣走廊引起對流管束的磨損機理、空氣動力參數對飛灰沖蝕的影響以及受熱面壁溫變化及煙氣成份對飛灰磨損的影響等問題。接著提出了解決的措施:降低平均煙氣流速;降低飛灰濃度;使用鰭片管、翅片管代替光管;選擇合適的結構及排列方式,減少煙氣中so3的;提高受熱面壁溫使之大於煙氣的露點溫度;採用抗腐蝕材料作受熱面等防腐蝕的措施。
  12. It was found that in the simulated physiological solution, the hydrogen bindings between some amido groups in the mp - 11 molecules are decomposed and the mp - 11 dimers become monomers. it induces the increase in the contents of the a - helical and ( 3 - turn conformation, the decrease in the content of the random coil conformation of mp - 11 as well as the increase in the exposure extent of the heme group. therefore, the reversibility of the electrochemical reaction and the electrocatalytic activity of mp - 11 for h2o2 reduction increase comparing the situation in the aqueous solution

    發現在模擬生理條件下, mp - 11分子的多肽鏈上一些酰氨基的氫鍵發生了解離,使部分雙聚的mp - 11分子變成單體分子, mp - 11分子二級結構中-和-轉角結構的增加,無規捲曲結構降低,導致了mp - 11分子中血紅素的暴露程度變大,因此mp - 11電化學反應的可逆性和對h _ 2o _ 2還原的電催化活性比在水溶液中有所增加。
  13. 61 of these clones have hybridization signals on the x - photos of the reverse northern blot. then northern blots were performed for 23 of these 61 clones : nos. 4, 17, 18, 23, 28, 66 - 1, 69, 84, 89 - 1, 94, 97, 101, 108, 152, 156 - 1, 157 - 1, 165, 172, 175, 183, 185, 191 and 233

    其結構功能域中包1個28個氨基酸殘基的信號肽ol2個晚期胚胎發生高豐度蛋白lea毛結構域( 56 206 , 205 323 ) 、 2個保守分泌蛋白cog5608結構域( 72 200 , 174 281 )和3個低復雜度區門, 4265 , 329習44其h級結構中存在有大的捲曲區。
  14. There is an increasing interest in using twin - screw extruders to texturize vegetable proteins into fibrous meat analogs under high moisture ( 40 % ~ 80 % ) conditions

    摘要目前,人們越來越關注利用雙擠壓機,在高濕度條件(水分40 % ~ 80 % )下,把植物蛋白製成高纖維化的仿肉製品。
  15. Carotenoids can make chla return from excited state to ground state by direct or un - direct quenching, in order to prevent algae from photooxidation. on the other hand, it was indicated that polysaccharides have functions in resisting uv. spirulina plalensis can accumulate both cellular and extracellular polysaccharides during uv treatment, it showed highest uv resistant ability ; nanochloropsis sp also can accumulate cellular polysaccharides, while extracellular polysaccharides reduced ; the cellular polysaccharides content of phaeocystis globosa scherffel decreased and extracellular polysaccharides content did not increased markedly, showing lowest uv resistant ability

    鈍頂藻和微綠球藻中在較低的uv輻射強度下類胡蘿卜素升高,而葉綠素a保持相對穩定,說明類胡蘿卜素可能對藻類起到一定保護作用,可能通過直接的或間接的方式猝滅激發態的葉綠素,來保障光合作用的進行;本實驗發現多糖的累積和分泌與藻體的抗uv能力有相關,鈍頂藻的細胞內和細胞外多糖分泌旺盛,其抗uv能力最強;微綠球藻體內能積累多糖,而胞外多糖分泌減少;球形棕囊藻的胞內多糖減少,胞外多糖增加也不明顯,其抗uv能力最弱。
  16. Spirulina contains the most remarkable concentration of nutrients known in any food, plant, grain or herb, with more than 100 nutrients including 49 essential ones, wide array of vitamins, minerals, trace minerals, organic minerals, amino acids, enzymes, antioxidants, phytonutrients and carotenoids

    有種類繁多的維生素、礦物質、微礦物質、氨基酸、抗氧化劑、胡蘿卜素. . .等等超過100種的營養素,其中有49種是人體最必需的養分。
  17. A preparation method of genome dna in spirulina with high quality and high extraction rate for rapd analysis is studied. the high quality genome dna was obtained from the pelitomorphic spirulina about 10 % water content after lyophilized, isolated with ctab buffer and two - time - precipitation method

    約為10的冷凍藻泥為材料,採用ctab緩沖液及二次沉澱提取法,建立了一個可獲得較高純度和得率、適用於rapd分析的藻基因組dna制備方法。
  18. Abstract : causes for porosity occurrence in welding seams were investigated by means of statistic analysis of the porosity degree of welding seams of the submerged arc weld spiral pipes made with x65 and q235 steels from different works and mating weld materials, and of selecting proper mating material on the basis of different oxygen contents in the base metals

    文摘:通過對不同廠家生產的x65級和q235鋼材與不同的焊接材料相匹配所生產的埋弧焊管焊縫內的氣孔進行統計分析,並從鋼材中氧的多少及其焊接材料匹配的不同,來研究焊縫中氣孔產生的原因。
  19. Spirulina platensis was cultivated in the photobioreactor newly designed under low light intensities in the presence of abundant nutrients, and the content of phycobiliproteins enhanced, up to ca. 20 % of the algal dry weight

    通過對反應器中光照、溫度、營養鹽的控制,培養得到高藻藍蛋白藻,藻藍蛋白達到藻體干重的20 。
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