1. Most photomultiplier tubes require anode-to-cathode potentials of from 1000 to 3000V.
大多数光电倍增管都要求其阳极到阴极的电位在1000V到3000V 之间。
youdao
2. A circuit for taking out timing signal from one dynode of photomultiplier is described.
介绍一种从光电倍增管倍增极引出快信号的电路。
youdao
3. A photomultiplier tube, to detect the random photons thatemanate from the radium source.
一个光电倍增管，用来探测从镭放射源中随机发射的光子；
youdao
4. A high voltage gating switch of variable delay for photomultiplier tube has been fabricated.
介绍了一种用于光电倍增管的可变延迟高压门控开关电路。
youdao
5. A new cylindrical light guide coupling the photomultiplier to a thin scintillator is described.
本文描述了一种用于薄闪烁体的新型圆柱光导。
youdao
6. The photomultiplier tubes used in conventional PET machines are very sensitive to magnetic fields.
在传统的PET设备上使用的光电倍增管对磁场非常的敏感。
youdao
7. The detector consists of two layers of LSO crystals and a position sensitive photomultiplier tube .
这个探测器是由两层氧正硅酸镥晶体晶体和位置灵敏型光电倍增管组成。
youdao
8. When light enters the photocathode of a photomultiplier tube, photoelectrons are emitted from the photocathode.
当光线进入光电阴极的光电倍增管，光电子从阴极发出。
youdao
9. Photomultiplier Tube (PMT) modules combine a PMT with a high voltage supply and often other signal processing electronics.
光电倍增管(PMT)模块结合了一个高压电源光电倍增管，并往往结合其他信号处理电子器件。
youdao
10. The photomultiplier tube converts the optical signal into an electrical signal which is recorded by the micro current amplification.
光电倍增管将光信号转换成电信号，经微电流放大纪录下来。
youdao
11. The properties and importance of photomultiplier in measuring flow field rate are introduced and an experimental system is presented.
本文介绍光电倍增管在流场速度测量中的特点及重要性，给出了实验系统。
youdao
12. The photomultiplier converts the light energy signal into an identical electrical signal that can be easily manipulated and measured.
光电倍增管可将光能转变成易于操纵或测量的电流信号。
youdao
13. When a neutrino strikes the liquid, a flash of light is produced that is then picked up by a bank of photomultiplier tubes around the liquid.
当中微子和液体反应后，产生的束光就会被液体周围一堆的光电倍增管所接收。
youdao
14. Suitable for low-light-level detection applications, the photomultiplier tube (PMT) provides extremely high sensitivity and ultra-fast response.
适合微光探测应用，光电倍增管（PMT）提供极高的灵敏度和超快速响应。
youdao
15. Applications such as measuring light with a photomultiplier tube generally require the use of a picoammeter due to the low current levels involved.
由于要测量的电流非常弱，所以用光电倍增管测量光的应用工作通常需要使用皮安计。
youdao
16. As ICCD device costs high, based on analysis of existing photoelectric detector, we choose photomultiplier tube as a substitute for the principle verification experiment.
由于IC CD器件的成本较高，本论文设计了用光电倍增管进行增益调制的原理验证性实验。
youdao
17. The photocathode composition determines the spectral response, the quantum efficiency at each wavelength, the overall uniformity of photomultiplier sensitivity, and the dark current.
光电阴极的构成决定光谱响应、每种波长的量子效应、光电倍增管灵敏度的均一性和暗电流。
youdao
18. In order to monitor the cement grout density accurately and dynamically in grouting practice, a detection instrument incorporating a CR105 photomultiplier tube as optic sensor was designed.
19. The CCD detector was used to take place of the photomultiplier which was widely used as the optical-electrical converter, and the fast analysis of the spectrum was realized by incorporating a grating.
用CCD检测仪取代了常用的光电转换器件——光电倍增管，通过与光栅结合实现了光谱的快速分析。
youdao
20. The CCD detector was used to take place of the photomultiplier which was widely used as the optical-electrical converter, and the fast analysis of the spectrum was realized by incorporating a grating.
