光电管

We must use photocell as detectors.

我们必须用光电管作为探测器。

Therefore, control of laser power adjustment, the need for the photocell and laser tube lens washing.

所以在对激光管功率进行调整时，还需对光电管和激光管透镜进行清洗。

A small flay, attached to this body, intercepts a beam of light coming from a source and directed to a photocell

附在该物体上的光罩截取对着光电管的光束。报章也是课堂辅助教材的主要来源。来源可靠的证据。

The door is photocell controlled by operating a keyboard.

那扇门是通过操纵一个键盘，用光电管来控制的。

A small flay, attached to this body, intercept s a beam of light coming from a source and directed to a photocell

附在该物体上的光罩截取对着光电管的光束。

This flicker is detected on a photocell.

这种闪烁由光电管所接收。

Intelligent control for 51 single-chip module test vehicle with photocell control to return to the road information to a certain point of gear shift.

详细说明：进行51单片机主控智能车模块测试时用光电管返回的道路信息控制舵机以一定角度转向。

This spectrophotometer can detect a weakreflectance signal as a photomultiplier tube substitutes for a photoelectric cell as the detector.

以高灵敏度的光电倍增管替代光电管作为检测器，这样对微弱的反射光信号能够实施有效的检测。

Its main purpose is to produce a variety of photoelectric tubes.

其主要用途是生产各种光电管。

Sensor for the front car of the phototube.

传感器为车前排的光电管。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。