純度測定 的英文怎麼說

中文拼音 [chúndìng]
純度測定 英文
purity determination
  • : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • 純度 : fineness; pureness; purity; purity quotient; rate of purity
  • 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
  1. Influence of the purity of 4 - antipyrine on the measurement of volatile phenol in water

    氨基安替比林水中揮發酚類的影響
  2. 1 - butene for industrial use - determination of purity and hydrocarbon impurities - gas chromatographic method

    工業用1 -丁烯及烴類雜質的氣相色譜法
  3. Test of guaiacol determine soybean ' s degree of purity and application

    愈創木酚大豆種子的試驗與應用
  4. High - purity n - heptane and isooctane - determination of purity - capillary gas chromatography

    正庚烷和異辛烷純度測定
  5. Application of modified simplex method in ca talytic spectrophotometric determination of osmium

    改良單形法在催化動力學光微量鋨中的應用
  6. Standard test method for ethyl methyl pentanol content and purity value of 2 - ethylhexanol by gas chromatography

    用氣相色譜法2 -乙基已醇值和乙基甲醇戊烷含量的標準試驗方法
  7. Determination of micro - quantity of iron in highly pure titanium oxide with extraction - spectrophotometry of 1, 10 - o - phenanthroline - iron - picrate ternary complex

    苦味酸鹽三元配合物萃取分光光鈦氧化物中微量鐵
  8. He finally stroke out a new method for testing the purity of the water.

    他終于想出的新方法。
  9. In the method of measuring vigor, we mainly use vital capacity, germination percentage and seedling to assess seed vigor grade, vital capacity, germination percentage and seedling of seed reflect seed vigor

    在種子活力檢方法中,主要採用種子生吉林農業大學碩士學位論文玉米種子與活力快速側的圖像識別與處理系統活力、發芽率和幼苗評來評價種子活力高低。
  10. The 2nd pair of primers was designed according to the sequence of strain th - 98 collected in genbank. concentration of tp was analyzed after amplification invitro by rt - pcr, purified by low melt agarose and labeled by digoxigenin

    根據genbankth - 98株序列設計第2對引物,應用rt - pcr方法體外擴增該片段(命名為tp ) ,瓊脂糖凝膠化后其濃,進行非放射性地高辛標記。
  11. In order to detect the effect of human sperm mannose - ligand receptor on the fertilization ability, in the study reported here mannose - ligand receptors ( mrs ) were purified from human sperm by modified mannose - agarose gel affinity chromatography coloumn and determined protien concentration by lowry, preincubated zona - free hamster oocytes with four purified mannose - ligand receptor ( pmr ) concentrations before sperm penetration assay ( spa ) to test the pmrs cell biology nature of inhibition to fertilization

    本研究用改良后的親和層析法分離化mr , lowry法其蛋白質濃,在精子穿透試驗( spermpenetrationassay , spa )模型中量研究其對精卵融合能力的影響並檢其細胞生物學活性;以已知濃的pmr ( purifiedmannose - ligandreceptor )干預精子半透明帶試驗,觀察用pmr預處理半透明帶對精子與透明帶結合的影響。
  12. Fluorinated methanes for industrial uses - determination of purity - gas chromatography

    工業用氟代甲烷類氣相色譜法
  13. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵原料微觀結構、摩擦表面及潤滑轉移膜表面形貌:用xrd進行原料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的聚四氟乙烯樹脂的結晶;用dsc - tg分析聚四氟乙烯樹脂及固體潤滑劑的熱穩性;用xps表徵碳纖維表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌軸承套與鋼軸摩擦副間的摩擦磨損性能進行;用萊次偏光顯微鏡( pm )試固體潤滑劑的硬;用材料試驗機試固體潤滑劑的抗壓強等。
  14. Watch - cases and accessories - gold alloy coverings - determination of fineness, thickness, corrosion resistance and adhesion

    表殼和附件.金合金覆蓋層.耐腐蝕性能和結合強
  15. The hwtx - i gene was chemically synthesized according to its known cdna sequence, the gene was inserted into vector ppic9k which contained aoxj promotor and the sequence of a secreting signal peptide - a - factor, the cloning ppic9k / hwtx - i was constructed and confirmed by two - step pcr and dna sequence analysis, then it was transformed into host strain gs115, a his + muts cell line was screened and multicopy transformants were screened by various g418 concentrations, the multicopy transformant was named gh1. gh1 was cultivated in flasks. after 6 days of induction by 0. 5 % methanol, the supernatant was checked by 16. 5 % tricine - sds page, which showed there was a band in the position of 3. 5 - 6. 1kd, then it was isolated and desalted by ultrofiltration followed by ion exchange of cm column, after reverse phase hplc of ci8 and vacuum drying, the purified rhwtx - 1 was obtained which was proved to be correct recombinant hwtx - i by tricine sds - page, maldi - tof mass spectrometry, amino acid composition analysis, the n - terminal amino acid sequence and its biological activity, the final field of the purified rhwtx - i was about 80mg / l, accounting for 23. 6 % of it total secretory proteins

    將帶有hwtx -基因的ppic9k經blgii線性化后,轉化酵母宿主菌gs115原生質體后經篩選陽性克隆並經表型鑒為his ~ + mut ~ s酵母菌,進一步用遺傳毒素g418篩選多拷貝的轉化菌株,命名為gh1 ;將gh1甲醇酵母菌用0 . 5的甲醇誘導表達,發酵上清經90飽和的( nh _ 4 ) _ 2so _ 4沉澱, yw - 3 ( mwc03000 )的超濾膜超濾,再經cm陽離子交換, c _ ( 18 )反相hplc化得到分子量為4kd左右的組分,其中4289 . 05的組分經質譜鑒,氨基酸組成分析和序列為正確的表達產物,生物學活性表明其活性為天然毒素活性70 % ,表達量為80mg / l 。
  16. In recent measuring method, protein electrophoresis is rapid, accurate, steady and economic, not affected by environment condition, we improve reactive system of our national tentative com protein gelatinous electrophoresis, and that which is more adapted to imaging process

    在玉米種子的方法中,蛋白質凝膠電泳法具有快速、準確、穩、經濟、不受環境條件影響等特點,因此,選取此方法作為種子方法。對國家試行的玉米蛋白凝膠電泳法的反映體系進行了改進,使得到的圖像更清晰。
  17. Advanced technical ceramics - methods of test for ceramic powders - determination of impurities in alumina

    高技術陶瓷.陶瓷粉的試驗方法.氧化鋁的純度測定
  18. Methods for chemical analysis of tobacco and tobacco products - determination of nicotine purity gravimetric method using tungstosilicic acid

    煙草和煙草製品化學分析方法.第17部分:煙堿純度測定
  19. The methods of extraction and purification, determination of purity and molecular weight, chemical composition, and bioactivities of tea polysaccharide are summarized

    本文就茶多糖的提取化方法、純度測定、分子量、化學組成、生理作用等進行綜述。
  20. Stationary source emissions - determination of the mass concentration of pcdds pcdfs and dioxin - like pcbs - extraction and clean - up of pcdds pcdfs

    源排放. pcdds pcdfs和類戴奧辛pcbs的質量濃. pcdds pcdfs萃取和提
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