英语释义

1. a vacuum tube that detects light especially from dim sources through the use of photoemission and successive instances of secondary emission to produce enough electrons to generate a useful current — called also photomultiplier

片语

photomultiplier potted密闭光电倍增管

cell photomultiplier光电倍增管

photomultiplier detector光电倍增检测器

Photomultiplier PMT倍增管

photomultiplier system光电倍增系统

photomultiplier reading光电倍增管读数

photomultiplier tube[电子] 光电倍增管

ultraviolet photomultiplier紫外光电倍增管

pulse photomultiplier脉沖光电倍增管

quadrant photomultiplier象限光电倍增器

英汉例句

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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；

• 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。

• 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.

  为了高精度、非接触动态地检测灌浆工程中水泥浆液的密度，采用CR 105型光电倍增管作为感光器件，设计了一种检测装置。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• 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。

• The ultraviolet multi anode microchannel array (MAMA) photomultiplier has been successfully developed.

  详细报道了新研制的紫外多阳极微通道阵列光电倍增管。

• 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。