photoelectric cell

常见例句

The photoelectric cell controls a servomotor.
该光电管控制着一个伺服电动机。
Photocell: or photoelectric cell, or electric eye; Solid-state device with a photosensitive cathode that emits electrons when illuminated and an anode for collecting the emitted electrons.
光电管：一种固体探测器，有一个对光灵敏的阴极，受到光照时能发射电子，还有一个用于收集所发射电子的阳极。
DDT tube, photoelectric cell, strain gauge and witness board are used to study the transition characteristics of the deflagration to detonation of NEPE propellant slurry in the mixing process.
用DDT管、光电管、应变片、验证板研究了NEPE推进剂混合过程中的燃烧转爆轰特性。