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- Based on the extended Huygens-Fresnel principle, the formula for the change in the degree of coherence of partially coherent vortex beam in turbulent atmosphere has been derived. 摘要根据广义的惠更斯-菲涅耳原理，得到了部分相干涡旋光束在湍流大气中传输时光谱相干性的理论表达式，然后详细研究了光束在湍流介质中传输时相干性的变化规律。
- A brief outlook about the future study and applications of optical vortex beams and optical vortices is discussed. 对涡旋光束和光学涡旋的研究动态进行了叙述,并对其未来的研究和应用前景进行了展望。
- The basic principle, generation,transformation and application of optical vortex beams and optical vortices are briefly summarized, as well as their progress. 就涡旋光束和光学涡旋的基本特征和原理进行了概述,对其产生、传播及应用进行了介绍。
- She performed on the balance beam with much grace. 她在平衡木上表演得非常优美。
- 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。
- 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。
- He greeted me with a beam of joy. 他笑容满面地迎接我。
- Your calculation is way off beam. 你的计算大错特错。
- Vortex fields will have a spiral drawn. 漩涡场将会有一个螺旋线。
- The unemployed worker was on his beam ends with rheumatism. 这个失业工人患了风湿病，经济十分困难。
- A structural unit, such as a beam or wall. 构材建筑物之单位结构，如横梁或墙
- A vortex, as of a whirlwind or whirlpool. 涡流，如旋风或旋涡的
- A beam of sunlight fell on the wall through the window. 阳光透过一扇窗投射到墙面上。
