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- secondary emission photo cell 二次发射光电管
- An electrode used in certain electron tubes to provide secondary emission. 中间极,二次发射电极一种用于一定电子管作第二次发射电极
- There may be secondary emission effects that depend on theplate material. 而且还有屏极材料不同导致的二次发射现象。
- Integrating devices use the photo cell pulse output to determine total amount of turning. 积分装置利用光电池的脉冲输出来确定旋转的总量。
- secondary emission characteristic 二次放射特性
- photo cell control plastic flow limit instrument 光电管控制塑液限流仪
- secondary emission multiplication 次级发射(电子)倍增
- field-enhanced secondary emission [电] 场增加二次放射
- ultraviolet secondary emission conduction 紫外线二次发射导电
- effective secondary emission factor 有效二次发射因数
- alloy secondary emission surface 合金二次电子发射面
- Keep the sun behind you when you take a photo. 拍照时要让太阳留在你的身后。
- He showed me a photo of a family group. 他给我看一张合家欢的照片。
- Many a time have we come across this same photo. 我们多次都见到过这同一张照片。
- He adjusted the shutter before taking a photo. 在照相前,他调整了快门。
- Numerical Algorithm of Secondary Emission Microwave Electron Gun 二次发射微波电子枪的数值计算方法
- The woman on the photo is my paternal grandmother. 照片上的这个妇人是我祖母。
- transmission secondary emission image intensifier tube 透射二次发射式图像增强管
- He took a lot of photo last sunday, and so do I. 他上星期照了许多照片,我也一样。
- The photo made him quite attractive. 照片把他拍得相当英俊。