电子束和X光加速器都可以用来辐照各种不同形状和大小的食品，不过X光穿透大型食品的能力更佳。
Electron beams and X-ray accelerators can both be used to irradiate various shapes and sizes of food, although X-rays are better at penetrating large items.
彗星上的重力非常小，以至于一束反射的光都会将着陆的探测器送回太空。
The comet's gravity is so low that even a slight bounce could have sent the probe careering back into space.
理论分析和计算机仿真都表明，星敏感器的测量精度和焦距，下行信号光的束散角将影响激光链路成功建立概率。
Theory analysis and computer simulation show that the precision and focus of star tracker, the divergence angle of down beam influence the probability of laser link setting up.
给出了偏振光分束器任一个偏振方向上的光强随单个波片相位延迟变化的关系，并从实验上验证了这一关系。
It also shows the relationship of light intensity in any direction of polarization splitter and phase delay of a single plate within PC, and proves the result by experiments.
理论及实验结果的吻合证明了光学电流传感器稳定性直接受偏振分束器两路消光比影响的结论。
The consistence of theory and experiment results has proven the decision that sensor stability is directly affected by the two extinction ratios of PBS.
提出了一种基于面阵CCD器件，采用光纤和光纤面板进行光耦合及传输的扇形束线阵扫描X射线新型探测器技术。
Optical coupling and transmission performing with optic fiber and fiber optic face plate, a new sector beam linear array scanning X-ray detector technique based on plane array CCD devices is proposed.
利用平-凸透镜准直器作扩束耦合光学系统，采用低频斩光器实现光调制。
This sensor featuring plane-convex lens collimator for expanding beam and coupling, and a low frequency for light pulse modulation is introduced.
光钳和微束系统可用来切割染色体，收集染色体片段，融合细胞以及改变细胞和细胞器的行为。
It can be used to microdissect chromosomes, to collect the chromosome segments, to fuse the selected pairs of cells and to change the behavious of cells and organelles.
可精确定位发射器：导向射束可精确表明需进行X光检查的区域。
For exact positioning of the emitter: the pilot beam indicates exactly which area will be X-rayed.
主动式运动传感器可以在下面情况下使用：一束光从发射机注入到接收机，光束交叉时检测到不同。
Active motion sensors are available where a beam of light is injected from a transmitter to a receiver and differences are detected when the beam is crossed.
主动式运动传感器可以在下面情况下使用：一束光从发射机注入到接收机，光束交叉时检测到不同。
Active motion sensors are available where a beam of light is injected from a transmitter to a receiver and differences are detected when the beam is crossed.
应用推荐