chemical purity 中文意思是什麼

chemical purity 解釋
化學純度
  • chemical : adj 化學的，化學作用的；應用化學的，用化學方法獲得的。n 〈常 pl 〉化學製品；藥品。 fine chemicals...
  • purity : n. 1. 純凈，純潔，純粹，清潔；清白，清廉；貞潔。2. （語言等的）純正。3. 【化學】純度。
  1. It is because of its chemical purity that tragedy so effectively performs functions of catharsis

    正是由於悲劇的這種化學純度，它才非常有效地完成著它那凈化感情的作用。
  2. Chemical analysis methods on the purity of cyanuric acid

    三聚氰酸純度化學分析方法
  3. Preparation methods of - ionone with high purity are chemical synthesis, indirect conversion, physical separation and so on

    高純度的-紫羅蘭酮的制備方法主要有：化學合成法、間接轉化法和物理分離法等。
  4. Sachem is a global chemical company with over 50 years of experience in the supply of high - purity and precision chemical products and services to the electronics, catalyst, polymer, biotechnology, pharmaceuticals, paper and energy markets

    主要經營范圍：電子產品，催化劑，聚合物，藥品生物技術和能源裝置市場提供高純度和精密化工產品及服務。
  5. Guangxi man ting fang fine chemical co., ltd. applies rich local high quality mine and advanced airflow and classification technologies to produce stone powder delivering outstanding qualities of high purity, high whiteness, and equal concentrated grains distribution

    廣西滿庭芳精細化工有限公司利用當地蘊藏量豐富的高品質礦產資源，採用先進的分流分級技術所生產的石粉具有純度、白度、高顆粒均勻分佈集中的顯著特點。
  6. Phosphorus pentoxide is usual material and reagent in chemical industry, this product is widely used in the industries of medicine, coating auxiliaries, printing and dyeing auxiliaries, anti static additive, titanate coupling agent, phosphorus oxychloride, chemical. mainly used in producing high purity phosphoric acid, used as desiccant of gas and liquid, dehydrant of organic synthesis

    五氧化二磷是化學工業中常見的原料和試劑，本品廣泛用於醫藥，塗料，印染，化工等行業，主要用於製造高純度磷酸，用作氣體和液體乾燥劑，有機合成的脫水劑，以及有機磷酸酯的制備。
  7. The analysis results indicate that the correlative influence factors to the technological capabilities of electronic solders include the composition and purity and chemical uniformity of solder alloy, the composition and properties of mother materials and their clean level on the surface, the surface tension of liquid state solders, the temperature and atmosphere in soldering and the activity of flux, the chemical composition and structure and properties of the surface film of melting solders, and so on

    分析表明：相關的影響因素主要包括合金的組成、純度和化學均勻性；母材的成分、性質和表面的潔凈度；液態焊料的表面張力；釬焊溫度、氣氛、助焊劑的活性；液態焊料表面膜的組成、結構和性能等。
  8. Control of the chemical purity of wfi presents few major problems

    注射用水化學純度的控制是主要問題。
  9. This thesis clarifies how to secure the quality of analytical determination from such aspects as chemical reagent, implement, vessel, pure water, high purity acid, lab ' s condition

    摘要從化學試劑、純水、高純酸、器皿、實驗環境、容量儀器的正確使用等幾個方面，闡述了如何做到痕量分析測定的質量保證。
  10. The results indicated that acenaphthylene with high purity and high yield could be manufactured via rectification and crystallization based on raw acenaphthylene oil produced by the shanghai baosteel chemical co., ltd

    結果表明，以上海寶鋼化工有限公司的苊油為原料，通過精餾和結晶，可以制備出高純度的苊產品，並具有較高的產品收率。
  11. Output of high purity violet blue light matches the peaks optical absorption of acne aminolevulinic acid, metabolites inside the porphyrin, propionibacterium acnes metabolites inside the porphyrin stimulated by the withdrawal - induced chemical processes produce large singlet oxygen activity and generate a high oxidative environment to propionibacterium acnes, which accordingly leads to the death of bacteria on the skin acne cleared

    輸出高純度的紫藍光，與痤瘡丙酸桿菌代謝物內卟啉的光吸收峰值匹配，痤瘡丙酸桿菌的代謝物內卟啉受到激發后的化學退激過程產生大量單線態活性氧，可對痤瘡丙酸桿菌產生一種高氧化環境，從而導致細菌死亡進而將皮膚上的痤瘡清除。
  12. Purified water should be used where there are technical requirements for greater chemical purity

    如果有更高的化學純度要求，應使用純化水。
  13. 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
  14. 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純化方法、純度測定、分子量測定、化學組成、生理作用等進行綜述。
  15. Electrical appliance industry : the production of electrochemical capacitor ( erosion of aluminum film ) ; transportation of electrolyte in the production of dry cells and storage cells ; etching of circuit boards ; transportation of high purity chemical liquids in the production of semiconductors

    金屬工業：氧化鋁膜處理設備；線材拉伸、鋼鐵軋制中除油及酸洗；車輛噴漆前除油及酸洗處理；氧化鈦、稀土元素的生產等。
  16. Weierkang science technology co. ltd., is a high - tech enterprise specialised in researching, manufacturing and marketing and co - constructed by dalian institute of chemical physical and shenyang institute of automation of chinese academy of sciences and american lac - med professional inc. the backbones of the company are many gas separation purity technology specialists, professors and engineering technical staff from the two famous institutes of chinese academy of sciences

    中國科學院新松維爾康科技有限公司是由中國科學院大連化學物理研究所和中國科學院沈陽自動化所新松公司及美國lac - med公司聯合組建的集科工貿於一體的高科技企業。公司以中科院兩大名所的技術開發人員為主，由多名國內長期從事氣體分離凈化技術的專家教授及工程技術人員組成。
  17. Crystallization from solution is an important unit operation process in the field of chemical engineering, which could be used to separate and purify the higher purity solid products with lower costs, and has been applied in most traditional industries

    多數傳統工業與結晶過程都有著十分密切的關系。近年來，新材料、信息電子、生物化工、新型能源材料及環境科學等高新技術產品的制備、分離和提純也越來越有賴于結晶技術的支撐。
  18. Petroleum chemical companies, and r d labs in various industries. our main business scope including : design and construction for new lab, alteration and upgrade of outmoded lab, update and development for lab in existence, production and installation for lab furniture system, design and construction for lab high - purity gas pipeline, design and construction for lab aeration system, laboratory exhaust gas waste residue treatment, laboratory wear material, chemic reagents, laboratory analytic apparatus, and lims laboratory information management system etc.

    上海傲仕實業發展有限公司是一家專業從事實驗室系統工程的公司，多年來，我們一直致力於國內外科研單位大專院校醫藥石油化工電子等行業的實驗室建設公司涉及的主要業務范圍包括：新建實驗室的設計與施工陳舊實驗室的改造與升級現有實驗室的更新與拓展實驗室傢具系統的生產與安裝實驗室高純氣體管路的設計與施工實驗室通風系統的設計與施工實驗室廢氣廢液的處理實驗室耗材化學試劑實驗室儀器及實驗室信息管理系統lims等，公司擁有中高級工程師專家技術顧問設計師28名及專業的施工隊伍，從咨詢設計到施工為客戶提供一套完善的售前售後一站式服務體系，解決實驗室設計和施工當中因不同專業的而涉及到的各種問題
  19. Wang, s. j. and e. k. lee, 2002, “ nonlinear control of a high - purity heat - integrated distillation system ”, journal of chemical engineering, 35 ( 9 ), 848

    王聖潔與李恩各， 1999 ， 「異丙醇/水/環己烷共沸蒸餾系統之設計與線上控制」 ，觸媒與製程， 70 （ 1 ） ， 90
  20. Verification scheme of primary chemical purity

    基準試劑純度檢定系統
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