A quick and convenient method for measuring the porosity of gold plating on connectors is to accelerate corrosion with wet SO2 gas and to analyze with a microscope.
微孔率是评价连接器镀金质量的重要参数之一。
A convenient method for measuring porosity on the gold plated surface of connectors is to accelerate corrosion using wet SO 2 combined with microscope analysis.
微孔率是评价通信连接器接触件镀金质量的重要参数之一。
Synthesis of n-butyl acrylate with microporous silica-supported polyoxometalate H_3PW_(12)O_(40)/SiO_2 as catalyst;
微孔多金属氧酸H_3PW_(12)O_(40)/SiO_2催化合成丙烯酸正丁酯
Synthesize and characterization of microporous hydroxyapatite crystal by hydrothermal method;
微孔纳米羟基磷灰石的水热合成与结构表征
Properties including water absorption rate,oil absorption rate and the structure of microporous starch detected by X-ray diffraction and SEM(Scanning Electronic Microscope)were also studied.
以红薯淀粉为原料,探讨α-淀粉酶用量、反应温度、反应pH值和反应时间等因素对其微孔化反应的影响,并对微孔淀粉的吸水率、吸油率和X射线衍射以及扫描电子显微镜结构表征进行了研究。
The Synthesis, Characterizations and Properties of Novel Micro/mesoporous and Bi-micro/mesoporous Composite Molecular Sieves
新型微孔—介孔和双微孔—介孔复合分子筛的合成、表征及其性能
Study of TS-1 with Micro-and Mesoporous Structure;
微孔—中孔复合分子筛TS-1的研究
Preparation of Microporous and Mesoporous Carbon from Wood Sawdust by Chemical Agent Activation
化学活化锯屑制备微孔及中孔活性炭
microporous hollow synthetic fibre
微孔性中空合成纤维
injection forming machine of micro-foam type
注射微孔发泡成型机
breathable multi-micro porous coated fabrics
透气多微孔层压膜织物
Synthesis, Charcterization and Catalytic Property of Y/Beta Micro-Microporous Composite Molecular Sieve
Y/Beta微孔-微孔分子筛的合成、表征及其催化性能
Preparation of Large Size Agarose Beads by Microporous Membrane Emulsification Technique
微孔膜乳化法制备大粒径琼脂糖微球
In situ production of microporous foams in sub-millimeter cylindrical gold targets
微型金柱腔中原位成型制备微孔泡沫
Characteristic Research of Micropores and Microcracks in Alkali Feldspar
碱性长石中的微孔及微裂隙特征研究
Resistance to flow may be high enough to cause microvoids and porosity.
流动阻力可能太高，从而导致微孔和多孔。
Solid State NMR Studies of the Acidity of Microporous and Mesoporous Materials;
微孔、介孔分子筛材料酸性的固体核磁共振研究
Synthesis and Characterization of Micro-and Mesoporous Titania-Silica Composite Materials;
微孔—介孔钛硅氧化物复合材料的合成与表征
Study on the Hole Forming Mechanism and the Properties of the Micro Porous Cassava Starch;
木薯微孔淀粉成孔机理及其性能的研究
A Novel Method for the Preparation of Micro/mesoporous Composite Molecular Sieves;
一类新颖的微孔—介孔复合分子筛的合成方法
Preparation and Studies on Micro-porous Layer with Hydrophilic/Hydrophobic Composite Pores Structure;
亲/疏水复合孔结构微孔层的制备及其性能研究
Study on the Structure of Bordered Pit Membrane and Micropores on Margo of Cunninghamia Lancelata Tracheid;
杉木管胞具缘纹孔膜及其塞缘微孔构造
Study on Preparation and Performance of Nylon Membrane;
尼龙微孔膜的制备与膜孔结构性能研究