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- A color cathode ray tube has a three in-line beam electron gun. 一种彩色阴极射线管具有三个一字型排列电子束的电子枪。
- In this paper, two sets of flow charts for point group determination by convergent beam electron diffraction (CBED) were given. 本文设计了两套应用会聚束电子衍射(CBED)测定晶体点群的优化实验流程图。
- Under the condition of small amplitude,the operating equations of the wiggler are given,and then,the trajectories of the beam electrons and the angular spectrum of spontaneous emission are derived. 在小振幅条件下,给出了摆动器的工作方程,导出了束电子的运动轨迹和自发辐射谱分布。
- In this paper the dislocation in quartz have been studied with convergent beam electron diffraction(CBED).As compared with the two beam electron diffraction,this method is more convinent and useful. 本文用会聚束电子衍射的方法对石英位错进行了测定,同传统的双束法相比较,此方法更为简单和方便。
- It is much easier to steer the radio beams electronically. 以电子方式控制无线电波束,会简单许多。
- covergent beam electron diffraction (CBED) 会聚束电子衍射
- convergent beam electron diffraction 会聚束电子衍射
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- Phased array can control the beam electronically to form predicted focus patterns, not only form multiple-focus simultaneously, but also control the beam synthesis avoiding the obstacles. 而相控阵换能器则可以实现电子聚焦,灵活地控制声束聚焦,不仅可以同时形成多个焦点,增大焦域体积,还可以控制声束避开遮挡物进行合成。
- The beam of the searchlight pierced the darkness. 探照灯的光柱射入黑暗中。
- 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。
- 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。
- Mind you don't knock your head (on this low beam). 小心,别(让这根低梁)撞著头。
- The body or plate to which the electrons are attracted is called the anode. 电子被吸引到其上面去的物体或薄板称为阳极。
- The transmitter was pulsed by an electron tube. 电子管使发射器产生脉冲波。
- Sighted land off the starboard beam. 转向右舷方向便望见了陆地
- The gymnast poised herself on the balance beam. 体操运动员在平衡木上保持平衡。
- The load on that beam is more than it will bear. 那根梁上的载重超过了它所能承受的量。