查询词典 beam-focusing

The Fish ID feature gives more information on location than a traditional single beam: Fish in the narrow beam are displayed as solid fish symbols; fish in the wide beam are shown as hollow fish symbols.

双探测器相比单探测器可以提供更多的鱼类信息：窄束探测器探测到的鱼类在显示屏上显示的是实体形状，而宽幅探测器探测到的鱼类在显示屏上显示的是空心的形状。

In this paper, the author first set force the conception, structural style, characteristic and development survey and so on of the beam transfer floor structure, and focus on the analyse of stress characteristic of prestressed concrete transfer beam structure at large, and recommend the design of major project briefly, then carry on the research of the construction technology of large span prestressed concrete transfer beam structure home.

本文首先简要阐述了梁式转换层的概念、结构形式、特点及发展概况等内容，重点对预应力混凝土转换梁结构的受力特点作了较为详尽的分析，并对其重点项目的设计做了简要的介绍，然后对大跨度预应力混凝土转换梁结构的施工技术进行了深入的研究。

This paper introduces the calculation process design of ground anchor end -beam of continuous reinforcement concrete road surface, analyzes the influence on end -beam internal forces caused by plate thickness, beam height, soil inner friction angle and road bed soil cohesion.

介绍了连续配筋混凝土路面端部地锚梁计算流程设计，分析了板厚、地锚梁高度、内摩擦角以及路基土粘聚力等因素对地锚梁受力状况的影响，并得出了结论。

A circle is placed at the launch point to improve the interaction between the electron beam and the fields supported by the slow wave structure, thus to control the beam current density at the launch point, and to minimize the loss of the electron beam energy. The inaner radii of the extractor vanes are slightly larger than those of other SWS vanes, which increases the axial group velocity and enhances the microwave output power and efficiency. Implementation of two RF choke vanes stops the leakage of microwave pulse power toward the diode, and makes the device more compact than the conventional MILO.

该振荡器在阴极电子发射起点加圆环，控制此处电子束的发射密度，来减少电子能量的损耗，改善束－波互作用；逐渐加大慢波结构的后两个叶片的内半径，增大微波群速度，便于谐振腔中的能量输出，提高微波输出效率；采用两个扼流片有效地阻止了微波功率向二极管区泄漏，相应减小了器件的尺寸。

A detailed calculation results verified the moment and deflection of lapped connection beam is similar as that of continuous beam. So the continuous beam analytic model is suitable for analyzing roof purlins. However, how to guarantee the stability of the bearing compressed zone without the tension bar in bottom flange greatly affect the use of continuous purlins in project, theoretical analysis is carried out.

对搭接模型和均匀连续梁模型的计算结果进行对比，证明采用均匀连续梁的分析模型可较为准确地描述连续搭接檩条的内力状况；而对于仅在檩条上翼缘附近设置拉条，竖向力作用下如何保证支座区受压下翼缘的稳定性在很大程度上影响着连续檩条在工程中的推广应用，因此对其进行了理论分析。

The tower plate utilizes stainless steel double bottom plates welded main beam ,by which welding deformation can be reduced,straight linear degree can be guaranteed, main beam rigidity as well as entire beam stability can be strengthened to resist horizontal orientation live load,and tower height can be lowered as well.

塔盘用不锈钢双腹板焊接主梁，能够减小焊接变形、保证主梁的直线度、增强主梁抗水平方向动载荷的刚性和主梁的整体稳定性、降低塔体高度。

The beam widt h of t his equivalent basic mode is measured by including 98 % of t he beam energy , and t his is an effective way to calculate t he beam quality parameter.

对于工业用大功率固体激光器，输出激光功率较大，达数千瓦；为满足加工过程对不同功率的需要，输出功率有较大的范围，从额定功率到额定功率的 10 %；输出激光的模式为多模，光束质量随着输出功率的增加而变化。

In this paper, the through truss composite beam is first equalized to a box beam and the progression solutions to the temperature effect of the composite beam are then obtained with the variation method.

首先将下承式桁梁结合梁等效为箱形梁，再用变分法求出了下承式桁梁结合梁温度效应的级数解，并对京沪高速铁路上的一座简支下承式钢桁结合梁桥进行了计算，其结果可供下承式桁梁结合梁设计参考。

Concerning trimmer beam, this thesis illustrates their common practice, analyzes the key points and in particular introduces the design analysis and construction procedures of the simple-supported steel beam to be adopted as trimmer beam.

托梁拆柱，叙述了托梁拆柱的一般方法及分析要点，重点介绍了采用钢铰接梁作拆柱托梁的设计分析及施工方法。

Structure form adopts converse triangle beam double-hole connection welded by general electric trolley wall plate and steel plate, connection shaft, triangle beam bottom is connected with girder by nut and thrust bearing, triangle beam could rotate 360 degrees horizontally, thus realize whole set electric trolley horizontal rotation, largely reduce curve track curvature radius of electric hoist traveling mechanism.

结构形式采取通用电动小车墙板与一个钢板和连接轴组焊的倒三角形吊梁双孔连接，三角吊梁下面通过螺母及推力轴承与一个横梁连接，三角吊梁相对横梁可在水平方向做360度旋转，从而实现电动小车的整体水平方向转动，大大减小了电动葫芦运行机构弧形轨道曲率半径。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。