By splitting a laser beam and aiming each part onto opposite sides of a polished silicon wafer, the group engineered a system of reflection and interference that traps both beams in the silicon.
这组人员设计了一个反射和干涉系统，将激光分成两束，分别对准抛光硅晶片的两面，将两束光限制在硅当中。
Methods The two group patients were tested using BEAM before and after 3 months treatment.
方法磁石枕、氯氮平两组患者在入组前及治疗3个月后的脑电地形图检测对比。
According to these equations, both the most unfavorable loading location and the maximum absolute bending moment of continuous beam loaded under a group of movable loads can be found.
对于在移动集中荷载组作用下的连续梁，应用这些公式，可求得最不利载荷位置和最大绝对弯矩。
Narrow molecular beam (water molecules group), adjusting the molecular structure of volatility.
缩小分子束(水分子集团)，调整分子结构波动。
Two steel trusses are in a group, and symmetrical steel truss beam combination structure is adopted.
钢桁架两榀一组，采用对称钢桁架梁组合结构。
The mortise and tenon joint of the structure is replaced by a special beam-element group in the finite element model.
引入梁单元组模拟斗拱连接，从而建立了具有木塔较细致结构的有限元计算模型。
The experimental results show that polar groups (mainly carbonyl group) are introduced into the molecular chains of HDPE during electron beam irradiation, the polarity of HDPE is thus increased.
结果表明，通过电子束辐照可在HDPE分子链上引入含氧极性基团，使HDPE的表面自由能增大，极性增强，与水的接触角减小。
The process of nonlinear distortion correction of orthogonal pattern group in E-beam scanning is introduced.
论述了电子束扫描正交图形簇产生畸变的非线性校正过程。
The thermotechnical character measuring method and application technic for the walking beam heating furnace on 1780mm continuous thermal rolling mill production line of Anshan iron and steel group.
介绍了鞍钢1780热连轧机组上下供热板坯步进梁式加热炉热工性能的测试方法及其应用技术。
By using the concept of spatially induced group velocity dispersion, the propagation of Bessel-like pulsed beam which is constant beam waist in free space is studied.
利用空间诱导色散概念，从理论上研究了等束腰宽度的类贝塞尔脉冲光束在自由空间中传输性质。
Out of the group that chose radiation, approximately 30% had external beam radiation and 20% had implanted seeds.
而在其它选择放射治疗患者人群中，大约有30%使用外源性辐射治疗，20%使用植入式放射源治疗。
The power factor of distribution system is very low because of the beam pumping unit's load characteristics and oil well group platform's operating characteristics, increases voltage and power losses.
游梁式抽油机的负载特性以及井组平台的运行特性导致了油田配电网功率因数普遍偏低，增加了配电网的电压损失与有功损耗。
This article introduces the mix program and process flow of H beam production at Laiwu Iron and Steel Group Co. , Ltd. , and analyzes the main technical features of its process and equipment.
介绍了莱钢H型钢生产线的产品方案及生产工艺流程，分析了其生产工艺和主要设备技术特点。
To narrow the molecular beam (water group), adjusting the molecular structure of volatility.
缩小分子束水分子集团，调整分子结构波动。
To narrow the molecular beam (water group), adjusting the molecular structure of volatility.
缩小分子束水分子集团，调整分子结构波动。
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