您要查找的是不是：
- Luminaire designed to be suspended from a cable with its main beam axis at right angles to the axis of the road. 利用电缆进行悬挂的灯具，其主光轴与道路主轴成直角。
- The angle (in the plane through the beam axis) over which the luminous intensity drops to a stated percentage of its peak intensity. 在光束的轴面上，光强值降至其峰值某一比例时所对应的角度。
- Gas analysis. Determination of carbon monoxide by absorption of a non dispersive infra-red radiation beam. 气体分析。用不分散红外线射束吸收测定一氧化碳。
- To detect a quark-gluon plasma, physicists examine the spray of particles emitted perpendicularly to the beam axis. 如果要侦测夸克胶子浆，物理学家只需观察垂直于射束方向所放出的雾状粒子。
- Generally, radiography can detect only these features that have an appreciable thickness in a direction parallel to the radiation beam. 一般来说,仅能探测这些特征摄有相当可观的厚度方向平行于辐射束。
- The principle and the design of quadrature-beamformer are discussed and the effect of the frequency shift on the beam axis is theoretically analyzed. 介绍了正交波束形成器的原理和设计方法,针对频率偏移对波束主轴方向的影响进行了理论分析和讨论,仿真结果验证了理论分析的正确性。
- The force is applied perpendicularly to the load beams axis. 力要垂直作用在测压梁的轴线上。
- The photo shutter is one of the critical parts on the front end of synchrotron radiation beam line and is usually used for absorbing high power density of synchrotron radiation. 摘要光子档光器是同步辐射光束线前端区的重要部件，其主要作用是阻档高强度同步辐射。
- Aspherical lenses are lenses with complex curved surfaces, such as where the radius of curvature changes according to distance from the light beam axis. 所谓非球面镜是具有复杂曲面的透镜,诸如其上每点的曲率随着到光轴的距离不同而变平缓。
- Both techniques allow precise targeting of the cancer with multiple X-ray beams, but IMRT allows physicians to modulate the radiation dose intensity with far smaller radiation beams. 这两种技术都可以用多重X光束对癌细胞有着精确的靶向作用，但IMRT可以让医生用更少的辐射束调整放射剂量强度。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- Lead aprons shield people from radiation. 铅做的工作裙可使人免进辐射。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- Radiation reached unheard-of levels. 辐射作用已达到前所未有的程度。
- His answer was right on the beam. 他的答案完全正确。
- He struck the beam with his head. 他的头撞到梁上了。
- The beam has a thickness of 3 inches. 这根梁厚3英寸。
- The earth's atmosphere filters out much of the sun's radiation. 地球大气层可以滤掉太阳的大部分射线。
- Never heard of her. You're off the beam. 我从来没有听说过这个人，你搞错了吧。
