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- Practical Use of Electron Ray Welding Gearwheels 电子束焊接齿轮的实践应用
- A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
- Radioactive ray is material thing. 放射线是实际的物质。
- A ray flower or the corolla of a ray flower. 舌状花舌状花或这种花的花冠
- A ray of sunlight pierced the clouds. 一缕阳光穿透了云层。
- I was left without a ray of hope. 我连一线希望也没有了。
- Her visit brought a ray of sunshine into the children's lives. 她的来访给孩子们的生活带来了欢乐。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- Ray take a gulp of coffee and rushed out of the room. 雷喝了一大口咖啡，接着便冲出了房间。
- In cathode ray tube display, the continuation of light emission from phosphor after excitation by the electron beam. 在阴极射线管显示器中，用电子束激励后荧光物质光发射的持续现象。
- He focused the sun's ray on a piece of paper with a burning-glass. 他用一面凸透镜把阳光在纸上聚成焦点。
- 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
- Ray took a gulp of coffee and rushed out of the room. 雷喝了一大口咖啡,接著便冲出了房间。
- A color cathode ray tube has a three in-line beam electron gun. 一种彩色阴极射线管具有三个一字型排列电子束的电子枪。
- The ray also bends when it leaves the glass. 光线离开镜头时的情况也是如此。
- The number of electron pairs an atom can share with other atoms. 共用电子对数，共价一个原子与其他原子共用的电子的对数
- An electron with a negative charge, as contrasted with a positron. 电子带有负电荷，与正电荷相反的电子
- My eyes are blind by the direct ray of light. 在光线的直射下，我看不清楚东西。
- An energetic ray of hope shone in Fergusson's eyes. 费尔逊的眼睛里闪烁着充满希望的光芒。
- The light now shining on P is called incident ray. 射到P点的光叫做入射光线。
