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- The active component characteristics of the V Cr O catalysts were investigated by means of SEM XRAS, XPS, and TPR. 采用显微能谱 (SEM XRAS)和X 射线光电子能谱 (XPS)方法分析了V Cr O催化剂表面活性组分的组成及状态 ,并用程序升温还原 (TPR)方法考察了催化剂活性组分的还原特征。
- The amorphous Fe Cr alloy coatings were obtained by controlling the composition of bath operation conditions. 本实验通过控制镀液组成和操作条件获得了非晶态铁-铬合金镀层。
- The results indicate that every performance of melting range reaches or surpasses respective performance of related cobalt alloy and Ni Cr alloy. 结果表明，熔接区的各项性能均达到和超过相关的钴合金及镍铬高温合金的各自性能。
- Objective: To compare the bond strength of ceram ic - metal among three kinds of precious alloys and Ni - Cr alloy. 目的:比较3种贵金属合金和镍铬合金与瓷的金瓷结合强度。
- The influence of surface galvanic effect on the behaviors of four Fe Cr alloys during cavitation damage in NaCl solution has been investigated. 重点考察了合金性能及空泡作用区相对大小对合金空蚀损失量的影响。
- Methods: The bond strength of Au - Pt, Au - Pd, Ag - Pd and Ni - Cr alloys were determined by means of pull - through test. 方法:通过金瓷界面间的剪切强度测定,观察金铂合金、金钯合金、银钯合金及镍铬合金的金瓷结合强度。
- high Cr alloy straigthening roller 高铬合金矫直辊
- Nano - crystalline Fe - Cr alloy 纳米Fe-Cr合金
- Keywords C Cr alloy furnace slag;cullet;glass ceramics; 碳铬渣;碎玻璃;微晶玻璃;
- Determination of Mo,V Cr,Al,Fe and Y in Titanium alloys by N_2/Ar ICP-Atomic Emission Spectrometry at Low-Power and Low Gas Consumption 以 N_2作冷却气的小功率 ICP 发射光谱法测定钛合金中钼、钒、铬、铝、铁和钇
- Cr or Cr - Ti alloy was used in vacuum evaporation. 以金属铬和铬钛合金进行真空蒸镀。
- It's an alloy not readily drillable. 这是不易钻洞的合金。
- Tial oni devas instali klimatizilon. 所以需要装空调。
- Keywords Wear resisting material Multielement Medium Cr Alloy Steel; 耐磨材料;中铬多元合金钢;
- Brass is an alloy of copper and zinc. 黄铜是铜和锌的合金。
- His legs sprawl out in V while he was watching TV. 他看电视时双腿呈V字形伸开。
- A stable, corrosion-resistant zirconium alloy. 锆合金一种稳定而防腐蚀的锆合金
- You are the best girl I'v meet here. 你是我在网上遇到的最好的女孩。
- An alloy of two or more metallic elements. 合金两种或多种金属所合成的金属
- Let u and v be nonconsecutive vertices on c. 设u和v是c上不相邻的两个顶点。
