您要查找的是不是：
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- cathode cadmium 阴极镉
- An electron tube having a cathode and an anode. 电子二极管有一个阳极和一个阴极的电子管
- German physicist. He won a1905 Nobel Prize for his work on cathode rays. 勒纳，菲利普1862－1947德国物理学家。因在阴极射线方面的成果而荣获1905年诺贝尔奖
- EU clamps down on heavy metal cadmium in batteries. 欧盟限制在电池中使用重金属镉。
- Tobacco smoke transports cadmium into the lungs. 吸烟的时候会把镉输送到肺部。
- Cadmium is a good metal for this purpose. 镉是适合这一目的的优良金属。
- Color cathode ray tube shielded band. 彩色显像管用带钢。
- Does not contain mercury or cadmium. 不含汞和镉。
- Cadmium used in thick film circuits. 在厚的电路镀膜中采用的镉。
- An electron tubewith a photosensitive cathode. 光电管具有感光的阴极电子管。
- A cathode ray tube is shaped like a large bell. 阴极射线管的形状象个大铃铛。
- Lead and cadmium in optical and filter glass. 光学和过滤玻璃中的铅和镉。
- Buying Copper Cathode FOB Or CIF. 信息主题:美国求购铜。
- Humic acids promote the solubility of soil cadmium. 腐殖酸促进土壤镉的溶解性;
- A hollow cathode CW silver ion laser at 4788 ? 银离子空心阴极4788埃激光器
- Cadmium is a good metal for this purpose . 镉是适合这一目的的优良金属。
- Cathode rays are attracted by a positive charge. 阴极射线被阳电荷所吸引。
- Metal Cadmium: Ups Breast Cancer Risk? 镉金属会增加乳癌风险？
- Change the Zinc block of cathode Protection. 换阴极保护用的锌棒。
