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- A new cleaner technology for making chromium trioxide and potassium nitrate simultaneously by using nitric acid to decompose potassium dichromate has been brought forward. 提出了硝酸分解重铬酸钾法联产铬酸酐与硝酸钾的清洁工艺,并优选出过程中主要环节的合理操作条件。
- Pyridine can react with halogens,nitronium fluoroborate, sulfur trioxide, boranes and chromium trioxide to form some useful organic reagents which are introduced briefly in the paper. 吡啶可以和卤素、硝基四氟化硼盐、三氧化硫、硼烷及三氧化铬反应,形成一些有用的有机试剂。
- I am going to rub up the chromium on the car. 我准备把汽车上的镀铬部件擦亮。
- chromium trioxid 三氧化铬
- Cleaner Process for Making Chromium Trioxide Based on Green Chemistry Theory 遵循绿色化学原理开发的铬酸酐清洁生产工艺
- To tan or dye with a chromium compound. 用铬的化合物制革或染色
- Keywords chromium trioxide;sodium hydrosulfate;waste liquid;recovery; 铬酸酐;硫酸氢钠;废液;回收利用;
- Something plated with a chromium alloy. 镀铬物用铬合金镀的东西
- Containing two chromium atoms per molecule. 每个分子中含有两个铬原子的
- What about the chromium compound? 铬化物呢?
- I am going to rub upthe chromium on the car. 我准备把汽车上的镀铬部件擦亮。
- The trimmings on the car are made of chromium. 车上的装饰品是用铬合金做的。
- Left floor lamp is plating chromium. 左边的落地灯是镀铬的。
- Google Chromium Nightly Updater V1. 1 绿色版 ... 网页浏览 ...
- Frequently chromium deposits are ground or lapped to size. 铬镀后常常是通过磨削及研磨来达到尺寸。
- A New Cleaner Process for Making Chromium Trioxide and Potassium Nitrate Simultaneously 铬酸酐与硝酸钾联产清洁工艺的研究
- Phase Diagram Analysis of a New Cleaner Process for Making Chromium Trioxide and Potassium Nitrate Simultaneously 铬酸酐与硝酸钾联产清洁工艺的相图分析
- Chromium residue was treated by solidification process with cement. 采用水泥固化的方法对铬渣进行处理。
- The following elements are nickel, chromium, molybdenum. 这些元素是:镍、铬、钼。
- They are made of carbon chromium steel and are hardened and ground. 这些内圈是碳铬钢制造的,并经过淬硬和研磨。