試劑等級 的英文怎麼說

中文拼音 [shìděng]
試劑等級 英文
reagent grade
  • : 名詞(古代占卜用的器具) astrolabe
  • : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : Ⅰ名詞1 (等級) level; rank; grade 2 (年級) any of the yearly divisions of a school course; gra...
  • 試劑 : [化學] reagent; agentia; analoids試劑廠 chemical reagent works
  • 等級 : 1 (按質量、程度、地位等的差異而作出的區別) grade; rank 2 (在社會地位和法律地位上不平等的社會集...
  1. This paper unfolds engineering disposition and theoretical research of negative temperature high performance concrete ( nthpc ) with the damage of many factors motivation, the project background based on qing - zang railway engineering, which is one of four - emphasized engineering during the tenth five - plan. due to the difference of environment of construction and service between nthpc and ordinary concrete, and therefore durability of nthpc is required to higher level. at a first, nthpc must avoid frozen damage at early age and possess anti - freezing property at later period, in order to meet engineering practicable application need, and this are two emphasized and difficult problems, as for nthpc ; by means of mechanism analysis about deicing - agent ingredient and anti - freezing at early period, adopting composite technique routine of mineral addition + anti - freezing element + water - reducer4 - air - entraining + anti - erosion of steel component etc, based on orthogonal experimental approach, fd - 1 composite functional admixtu re was manufactured, which has more property and orientation on qing - zang railway

    負溫混凝土由於和普通混凝土在施工環境及服役環境上存在的差異,因此表現為比普通混凝土更為較高的耐久性要求;負溫混凝土首先要避免早期的凍害以及具備長期抗凍性能,才能夠滿足工程實際應用的要求,這也是負溫混凝土必須解決的兩大技術關鍵;通過對目前常用防凍組分作用機理的分析研究及混凝土早期防凍機理探討,採用礦物外加+防凍組分+高效減水+引氣+阻銹組分功能復合的技術路線,通過正交驗設計復配了適應青藏鐵路工程要求的專用多功能復合型外加fd - 1 ;並在此基礎上配製不同負溫高性能混凝土,開展一系列包括硫酸鹽侵蝕、氯離子滲透、抗凍融循環、收縮及耐磨性耐久性能研究;通過對fd - 1組分和摻量的調整,優化負溫混凝土在施工特性、力學指標和耐久性三個方面的兼容、協調性。
  2. There are more than 20 engineers and senior engineers in the technical center, among whom there are 3 doctors and 6 masters. the domestic first - class testing workshop, experiment facility and test manufacture workshop are collocated in the company, which can be used for the research and development of motorcycle exhaust catalyst, environmental catalyst, catalytic converter technology, etc

    技術中心擁有二十多名工程師和高工程師,其中博士3人、碩士6人,公司配置了國內一流的專業檢測、驗設施和中生產車間,可以從事各類尾氣凈化催化、環保催化、催化轉化系統技術的研發。
  3. About mixture rate of calcium carbide dust stabilization and calcium carbide dust s mixing dose, controlling methodand construct technics, we conduct large number of indoor tests and outdoor tests and educe scientific datas and methods

    對于電石灰穩定土、電石灰二灰土和電石灰二灰穩定配碎石的配合比以及電石灰的摻和量、控制方法、施工操作工藝都做了大量的室內、室外驗,得出比較科學的數據和方法。
  4. Nuclear particle track - etched anti - counterfeit marking is a new weapon against fake products. the mark is manufactured by intricate high technology in state - controlled sensitive nuclear facilities which ensures that the mark can not be copied. the pattern of the mark is characterized by its permeability, and can be distinguished from fakes by using a transparent liquid ( e. g. water ), colored pen or chemical reagent. the technique has passed the official health safety examination and poses no danger of nuclear irradiation

    用核粒子照射塑料薄膜形成徑跡,再經化學蝕刻和成像技術,得到由微米微孔組成的圖案.這種圖案具有物質透過特性.用這種方法生產的核徑跡防偽標志,具備核尖端技術不易擴散,製作設備不易得到,產品用其他方法難以偽造,防偽識別簡單、快速、可靠特點.此種標志已經通過放射性安全檢測,可以用於各種商品(包括食品)的包裝
  5. Solid astra luoyang fire of anti - corrosion materials engineering limited, founded in 1993, is the collection of china ' s famous anti - corrosion materials research and production and fire at the scene for the construction of an integrated enterprise, in addition to fire anti - corrosion coating production, but also professional cathodic protection system for the production of various sacrificial anode and supporting materials, products including magnesium - based, zinc - based, aluminum sacrificial anodes, with magnesium, magnesium rod, with zinc, titanium / mixed metal oxide anode zone, a titanium, astm265, high silicon anode cast iron, steel or cement testing poles, various reference electrode welding mode and flux, mandatory current cathodic protection act by magnetic saturation potentiostatic yee

    洛陽固雅特種防腐防火材料工程有限公司成立於1993年,是國內著名的集防腐防火材料科研生產和現場施工為一體的綜合性企業,除生產防腐防火塗料外,還專業生產陰極保護系統所需的各種犧牲陽極和輔助材料,產品包括鎂基、鋅基、鋁基犧牲陽極、鎂帶、鎂棒、鋅帶、鈦/混合金屬氧化物陽極帶、一鈦、 astm265 ,高硅鑄鐵陽極、鋼制或水泥測樁,各類參比電極、焊模和焊,強制電流法陰極保護用磁飽和恆電位儀
  6. The quantity of each impure element is at ppt level, which offers the most superior reagent in purity on the market

    每一不純元素的量均在ppt之,為市面上最高純度之
  7. Wood preservatives. technical grade sodium pentachlorophenate. specifications and tests

    木材防腐.工業的五氯酚鈉.規范和
  8. 4. in order to further improve and raise storage, energy and combustion properties of boron - based fuel - rich solid propellant, while the present slurries of boron - based fuel - rich solid propellant can be cast and cured to form defect - free propellant grain, ap grading and metal fuels changing including variety and addition amount have been adjusted and investigated. the result shows that, after the adjustment, all the slurries can be cast to obtain structural perfect propellant grain which may be used to test various propellant properties

    4 、為了使現有含硼推進的燃燒性能進一步提高和改善,同時為了能使現有含硼推進藥漿澆鑄后得到結構完整性和均勻性更好的藥柱,在2 、 3研究的基礎上,對ap的配、低燃點金屬燃燒的品種和加入量進行了較深入的研究,結果表明:這些組分進行調節后的各藥漿的流平性變化均能滿足澆鑄要求,並製成能進行推進其它性能測的小方坯。
  9. 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實驗室儀器及實驗室信息管理系統lims,公司擁有中高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
  10. In this paper. flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is studied. according to characteristic analysis, the model of completely mixing reactor in series is introduced to characterize real reactor as a theoretical model. on the basis of analog computing analysis and discussion of theoretical model. by means of pulse tracer method, experiments on residence time distribution ( rtd ) have been done in different conditions including the change of tracer level, feeding flow rate and circulation flow rate. the result shows when the ratio of circulation flow rate and feeding flow rate amounts to at least 4, the flow properties of multistage fluidized - bed bioreactor with external circulation at a pilot scale is very close to the model of completely mixing reactor in series. an amendatory model has been established by the regression method

    作者首先在對反應器進行特徵分析的基礎上,建立了描述中規模多外循環流化床生物反應器流動特性的串全混流模型,並對理論模型進行了模擬計算分析和討論,在此基礎上,作者分別在無循環和有循環(改變示蹤用量、流加流量和循環流量)的條件下,利用脈沖示蹤法對一到五串聯外循環流化床反應器進行了停留時間分佈實驗,結果表明,在循環流量與流加流量的比值達到大於於4時,中規模多外循環流化床反應器的流動特性接近串全混流模型,通過數據回歸擬合的方法,建立了中規模一到五串聯外循環流化床反應器的流動模型。
  11. The results showed that polygorskite / nbr composite made by mechanical blending was nano - composite, the properties of nbr composite filled with 35 quantities of polygorskite were tantamount to those filled with 30 quantities of half - reiforced black carbon, and properties of polygorskite / nbr composite could be improved by using coupling agent silane to modify polygorskite

    驗表明:機械共混能夠使坡縷石與丁腈橡膠達到納米復合;坡縷石用量達35份時其補強效果與30份半補強碳黑相當;用硅烷偶聯對坡縷石進行改性,可以改善坡縷石與丁腈橡膠復合材料的物理機械性能。
  12. We have established good technical cooperation with many international famous scientific research institutions, possess of 3 high - level technical advisers and have perfect establishments such as labouratories, labs and medium - testing workshops together with automatic development, research and industrialization capabilities. the research and development fields involve plastic assistant reagent, pharmaceutical intermediates, daily use chemicals, agrochemicals and customized chemicals, etc. the 1000 - ton high pure crystal glyoxylic acid annually and 1000 - ton anhydrous glyoxylic acid annually thereinto fill up the blank of the industry and go front of other international corporations of the same circle

    我們同多家國際知名科研機構建立有良好的技術合作關系,擁有高技術顧問3名,有設施較為完善的化驗室,實驗室,中車間,擁有自主研發產業化能力,研發領域涉及塑料助醫藥中間體日用化學品農用化學品及定製化學品
  13. Eight concrete samples of different compound ratio of artificial lightweight aggregate ( coarse aggregate of expanded shale ) and ordinary aggregate, water - reducing admixture, expanding admixture, etc, are compounded firstly, based on the research of main properties such as agitating property, strength, dry surface density and deformation, an optimum compound ratio of the concrete with high strength ( cl40 ), light density ( 1800 ) and slight expand is achieved

    首先,採用人造輕骨料(頁巖陶粒)及普通骨料,加入減水、膨脹,配製出了八種不同配合比的輕骨料砼與普通砼,並對其和易性、強度、干表觀密度、變形主要性能進行了驗研究,得到了強度cl40 ,密度1800的輕骨料中高強度微膨脹砼最佳配合比。
  14. Abstract : this paper introduce the cleaning technology of the processing hydraulic element and the application of the water base metallic detergent. this technology will to improve the quality of the hydraulic element

    文摘:通過對液壓件生產中清洗工藝的論述及水基金屬清洗的應用和驗,闡明了液壓元件的清洗工藝過程及清洗的選用,為液壓元件上提供了技術保證。
  15. Radiation protection instrumentation - x, gamma, high energy beta and neutron radiations - direct reading personal dose equivalent and or dose equivalent rate monitors

    輻射防護測設備. x高能和中子輻射.直讀式個人量當量和或量當量檢測器
  16. Our qualified technology professionals provide you good service and technology support, including the installation, debugging and maintenance of importing printing machineries

    公司擁有享譽印刷行業的高技師專業隊伍來保證售後服務,並負責對進口設備的安裝、調、維護、大修技術服務,同時承攬進口印刷設備的調業務。
  17. Wood preservatives. technical grade pentachlorophenol. specificaitons and tests

    木材防腐.工業的五氯苯酚納.規范和
分享友人