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- Beam Parameters in the Diffracted Field of Dielectric Planar Waveguide TE0 Mode[J]. 引用该论文 郭福源;林斌;陈钰清;曹向群;上官成木生.
- With the development of 3D CRT and IMRT, the optimization of beam parameters in external beam radiotherapy has gained wide interests. 摘要随着三维适形和调强放疗技术的发展，放射治疗计划射野参数的优化问题受到了广泛关注。
- Objective To study the construction of dose calculation model and the method of automatic beam parameters selection in IMRT. 目的研究调强放射治疗中剂量计算模型的建立与射野参数自动选择的实现方法。
- Abstract Electron gun is one of the key components of coupled-cavity traveling-wave tube (TWT).Its electron beam parameters have important influence on TWT performances. 摘要 电子枪是耦合腔行波管的核心部件之一，枪的电子束参数对行波管工作性能有重要影响。
- Smulation results show that the output field distribution is related with Gaussian beam parameters, aperture size, ABCD matrix elements and misaligned parameters. 模拟结果表明输出光束场分布与光束参量、光阑尺寸、ABCD矩阵元、光阑失调量和光学系统失调量有关。
- The result shows that the occurrence and the position of focal switches can be controlled by changing the beam parameter and astigmatic parameter. 结果表明,可以通过改变光束参数和像散参数来控制焦开关发生的位置和产生焦开关的次数。
- 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。
- Study of beam parameters expression in laser heat treatment 激光热处理中光束参数表述问题研究
- 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。
- We have to work within the parameters of time and budget. 我们工作受时间和财力所限。
