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  1. Printed Circuits Handbook

  2. 印刷电路板手册第六版 Part 1 Lead-Free Legislation Chapter 1. Legislation and Impact on Printed Circuits 1.3 1.1 Legislation Overview / 1.3 1.2 Waste Electrical and Electronic Equipment (WEEE) / 1.3 1.3 Restriction of Hazardous Substances (RoHS) / 1.3 1.4 RoHS
  3. 所属分类:Web开发

    • 发布日期:2010-04-24
    • 文件大小:13631488
    • 提供者:ic2003
  1. Layered H2K2Nb6O17 exfoliation promoted by n-butylamine

  2. We have been exploring experimental conditions to achieve the exfoliation of the layered niobate phase K4Nb6O17 using alkyl amines. In this work, the exfoliation process of the niobate acidic form H2K2Nb6O17 was evaluated in aqueous solutionmedia us
  3. 所属分类:C

    • 发布日期:2010-08-08
    • 文件大小:468992
    • 提供者:ZinsserLynn
  1. aquachem3.7

  2. Aqueous Geochemical Analysis, Plotting and Modeling
  3. 所属分类:专业指导

    • 发布日期:2010-11-17
    • 文件大小:2097152
    • 提供者:suhejuntongzhi
  1. A Study of Critical Heat Flux of Butanol Aqueous Solution.pdf

  2. A Study of Critical Heat Flux of Butanol Aqueous Solution.pdf
  3. 所属分类:C

  1. 耦合器tcd-20-4+

  2. 耦合器 wideband, 5-1000 MHz ?low mainline loss, 0.5 dB typ. ?high directivity, 21 dB typ. ?aqueous washable ?protected by U.S Patents 6,133,525 & 6,140,887
  3. 所属分类:硬件开发

    • 发布日期:2013-05-20
    • 文件大小:385024
    • 提供者:peng4217
  1. Ph.D theses about gold leaching

  2. the dissolution of gold colloid in aqueous thiosulfate solutions
  3. 所属分类:制造

    • 发布日期:2013-10-24
    • 文件大小:2097152
    • 提供者:u012556396
  1. 杯芳烃 套娃 chem.200500968.pdf

  2. 杯芳烃形成俄罗斯套娃结构的分子 Diffusion-ordered 1H NMR spectroscopy techniques have been used to determine the binding strength of p-sulfonatocalix[4]arene (SO3[4]) towards a number of charged crown ether species in aqueous conditions. For several (doubly) charged
  3. 所属分类:医疗

    • 发布日期:2020-04-22
    • 文件大小:185344
    • 提供者:gzuxy
  1. Adsorption of Phosphorus from Aqueous Solution on Blast Furnace Slags

  2. 干渣吸附去除水溶液中磷素的研究,赵桂瑜,谢丽,本文应用Langmuir,Freundlich 和Temkin 三种等温吸附方程考察了干渣对溶液中磷素的等温吸附特征,结果表明,干渣对磷素的吸附等温特征符合
  3. 所属分类:其它

    • 发布日期:2020-03-13
    • 文件大小:184320
    • 提供者:weixin_38683488
  1. Adsorption of Nickel on Chinese Loess in Aqueous Solution

  2. 中国黄土对溶液中镍的吸附性能研究,王艳,唐晓武,镍是一种对生物体具有严重毒性的痕量元素,本文研究采用中国黄土高原的黄土去除溶液中的镍。通过一系列的Batch实验确定了黄土最合�
  3. 所属分类:其它

    • 发布日期:2020-03-12
    • 文件大小:226304
    • 提供者:weixin_38565818
  1. Theoretical study of the peroxidation of chlorophenols in gas phase and aqueous solutions

  2. Theoretical study of the peroxidation of chlorophenols in gas phase and aqueous solutions,崔丛丛,,Theoretical study of the reactions between singlet oxygen and chlorophenols is an important aspect in understanding the reaction mechanism of the dye-sensi
  3. 所属分类:其它

    • 发布日期:2020-02-19
    • 文件大小:443392
    • 提供者:weixin_38718262
  1. A Comparison Study of Hydrogen Bond in Poly(vinyl alcohol) aqueous solutions: DMSO, Ethanol, Ethylene Glycol and Glycero

  2. 聚乙烯醇水溶液氢键特性的比较研究:二甲基亚砜、乙醇、乙二醇及甘油,陈聪,,本文利用分子动力学模拟方法研究了聚乙烯醇-低温保护剂水溶液。根据分子内羟基数目,选择了四种常见低温保护剂水溶液,分别为二�
  3. 所属分类:其它

    • 发布日期:2020-01-30
    • 文件大小:1048576
    • 提供者:weixin_38628429
  1. Electrochemical hydrodechlorination of 4-chlorobiphenyl in aqueous solution using Pd-loaded cathode materials

  2. 钯修饰电极进行4-氯联苯的电化学脱氯研究,杨波,余刚,The electrochemical hydrodechlorination of 4-chlorobiphenyl (4-MCB) in aqueous solution containing MeOH and surfactant was investigated under constant current electrolysis by using
  3. 所属分类:其它

    • 发布日期:2020-01-01
    • 文件大小:280576
    • 提供者:weixin_38683193
  1. PCB技术中的Aqueous技术公司推出PCB-Wash去焊剂

  2. 在美国加利福尼亚州Rancho Cucamonga,Aqueous 科技公司推出印刷电路板清洗浓缩去焊剂。PCB-Wash是一种用于快速去除回流焊接电子组装电路板上所有焊剂和残渣(松香、未清除和可溶于水的残留物)的亲水基清洗剂/去焊剂化学制品。PCB-Wash在浓缩状态下装运,允许将其稀释后使用。PCB-Wash可在百分之七到百分之十的浓度状态下有效地使用,并且提供了中度到高度的萃取能力,这种能力可以过滤的方式得以扩展。与依赖从肥皂上获得高碱度的传统皂化剂不同,当保持VOC适应性时,PCB-Wa
  3. 所属分类:其它

    • 发布日期:2020-12-09
    • 文件大小:46080
    • 提供者:weixin_38582793
  1. Controllable Aqueous Synthesis and Characterization of Stable CdTe Nanocrystals

  2. Controllable Aqueous Synthesis and Characterization of Stable CdTe Nanocrystals
  3. 所属分类:其它

    • 发布日期:2021-02-21
    • 文件大小:311296
    • 提供者:weixin_38562492
  1. Lamellar Liquid Crystals of Brij 97 Aqueous Solutions Containing Different Additives

  2. Lamellar Liquid Crystals of Brij 97 Aqueous Solutions Containing Different Additives
  3. 所属分类:其它

    • 发布日期:2021-02-20
    • 文件大小:357376
    • 提供者:weixin_38659311
  1. Single-molecule surface-enhanced Raman scattering of R6G in aqueous environment under non-resonance conditions

  2. The single-molecule surface-enhanced Raman scattering (SERS) spectra of Rhodamine 6G (R6G) in an aqueous environment under non-resonance conditions are studied. Series of spectra are recorded in timemapping mode, and intensity fluctuations of SERS si
  3. 所属分类:其它

    • 发布日期:2021-02-12
    • 文件大小:688128
    • 提供者:weixin_38676058
  1. Significantly enhancing the stability of a Cu2ZnSnS4 aqueous/ethanol-based precursor solution and its application in Cu2

  2. The stability of a CZTS precursor solution plays an important role for potential industrial applications, and could provide insight into the understanding of the solubility mechanism of the raw materials. In this work, we report a systematic investig
  3. 所属分类:其它

    • 发布日期:2021-02-10
    • 文件大小:828416
    • 提供者:weixin_38589168
  1. Modulating surface chemistry of heteroatom-rich micropore carbon cloth electrode for aqueous 2.1 V high-voltage window a

  2. Modulating surface chemistry of heteroatom-rich micropore carbon cloth electrode for aqueous 2.1 V high-voltage window all-carbon supercapacitor
  3. 所属分类:其它

    • 发布日期:2021-02-08
    • 文件大小:655360
    • 提供者:weixin_38715048
  1. Experimental observation of Fano-like resonance in a whispering-gallery-mode microresonator in aqueous environment

  2. We report on the transmission spectra of a sausage-like microresonator (SLM) in aqueous environment, where a fiber taper is used as a light coupler. The transmission spectra show an interesting dependence on the coupling position between the SLM and
  3. 所属分类:其它

    • 发布日期:2021-02-07
    • 文件大小:869376
    • 提供者:weixin_38700409
  1. Enhanced efficiency of the luminescent solar concentrator fabricated with an aqueous layer

  2. A novel method for preparing a luminescent solar concentrator (LSC) with fluorescent aqueous layer sandwiched between two pieces of flat glass is developed. By this method, an aqueous layer concentrator with a size of 78×78×7 (mm) is fabricated. Afte
  3. 所属分类:其它

    • 发布日期:2021-02-05
    • 文件大小:478208
    • 提供者:weixin_38686677
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