1.
Analyzing the errors in instantaneous velocity measured with photogate timer
对光电门测得的瞬时速度的误差分析
2.
Discussion on position of optical gate in rotational inertia experiment
扭摆法测量转动惯量实验中光电门摆放位置的探究
3.
The Cooperation between TV lighting and Different Departments
浅谈电视灯光与其他制作部门的配合
4.
The doors swung open after a photocell- an“ electric eye”- spied my approach.
一颗光电池（电子」）测到我的靠近后敞开大门。
5.
The flashlight plays across the cell, pinning Marilyn Monroe in a circle of light.
手电掠过牢房，玛里琳.门罗出现在电筒的光圈中。
6.
The doors swung open after a photocell-an “electric eye”-spied my approach.
一颗光电池（「电子」眼）侦测到我的靠近后敞开大门。
7.
"Electric door locks that snap the door lock down at the touch of a button, rear window defogger, station-wagon tailgate window washer, windshield washers, electric eye to shift the headlights from high beam to low beam when approaching another car, and so on."
按下电动门锁的按钮，即可锁牢车门。会车或发生类似情况时，电眼可将前车灯由强光调成弱光。
8.
The beam from a flashlight show a beggar sleeping at his doorstep.
手电筒的光照出一个乞丐睡在他家门口。
9.
The beam from a flashlight showed a beggar sleeping at his doorstep.
手电筒的光照出一个睡在他家门口的乞丐。
10.
Can Photovoltaics Play a Significant Role in the U. S. Energy Sector?
太阳光电能否在美国能源部门扮演重要角色？
11.
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.
12.
High-speed Pulse Gated Power Supply Technology for Advanced Image Intensifiers
微光像增强器高速脉冲门控电源技术的研究
13.
solenoid value
电磁阀, 电磁活门
14.
When the flash unit is charged in auto operation, the shutter speed is set to 1100 automatically.
当闪光装置在自动操作被充电时,快门速度将被自动设置为1100。
15.
This body of knowledge is customarily divided for convenience of study into the classifications: mechanics, heat, light, electricity and sound.
为了便于研究起见，通常将这门学科分为力学、热学、光学、电学和声学。
16.
A Fire Department spokesman says the family have been without electricity for at least a month, and were using candles for light.
消防部门发言人说家庭断电至少有一个月并用蜡烛光。
17.
The high speed computers and specialized lasers needed to make interferometer work have only recently become available.
干涉测量所需要的高速电脑和专门激光最近才出现。
18.
There was no light in the room when Hung-chien pushed open the door, only a beam of light from the corridor shining into the room.
鸿渐推开房门，里面电灯灭了，只有走廊里的灯射进来一条光。