Experimental results show that both ellipse spot and rectangular beam can gain the good weld appearance.
结果表明,采用椭圆形光斑和矩形光斑进行激光填丝熔钎焊均可获得较满意的焊缝成形。
The rectangular beam with dual surface bonded piezoelectric actuators can achieve a pure bending deformation by an external electric field.
对称粘贴在梁结构上下表面上的压电元件在外部电场的作用下能使梁结构发生弯曲变形。
Large rectangular center lugs produce excellent forward bite, and the "I-Beam" shaped tread delivers for side bite and all-around cornering.
大矩形中心派产生了良好的叮咬,以及“我束”形花纹的副作用提供了咬和全能转弯。
A vertical stiffening rib joint is suitable for rectangular steel tube column with smaller section to H-beam connection.
垂直加劲肋节点适用于柱截面较小的方钢管(矩形管)柱和H型钢梁节点。
The result shows seven-freedom unit finite element method has high precision to analyse simple beam of rectangular section, it can replace complex analytic solution.
说明采用七自由度单元的有限元法进行矩形截面简支梁的弯翘分析,有很高的精度,可以代替繁琐的解析解。
The lens designed by this method has small size, high light efficient, accurate beam control, it can achieve the required uniform rectangular facula for the street lighting.
通过该方法设计得到的透镜,体积小,高出光效率,光束准确可控,可得到满足道路照明需要的矩形规则均匀光斑。
Plastic theory is applied to analyse the corner supported single rectangular non beam slab with concentrated load in this paper.
应用塑性理论对集中荷载作用下的点支承单格无梁板作分析。
Structural elements contain bar, plane beam, space beam, triangular and rectangular plates with membrane stresses, rectangular plate element with bending deformations.
结构元素包括杆元、平面梁元、空间梁元、平面三角板元、平面矩形板元和弯曲矩形板元等。
This paper gives an an illustrational proof to beam intensity distribution for narrow beam of rectangular cross section, and presents an accurate expression to calculating beam intensity.
本文对截面为矩形的窄束给出束强分布的图解法证明,并提出计算束强的精确公式。
This essay makes quantitative description, taking rectangular section beam and I-shape section beam as examples respectively, in order to eliminate the doubt of students.
本文分别以矩形截面梁和工字形截面梁为例对此问题进行定量描述,以此消除教学中学生的疑义。
The development and experiments of electronic controlling system for variable rectangular E-beam lithography and lasser positioning stage are summed in the paper.
本文总结了用于可变矩形电子束曝光机激光定位工件台电控系统的研制及实验经验。
The elementary exposure pattern of a variable rectangular electron beam exposure machine is a rectangle.
可变矩形电子束曝光机的基本曝光图形是矩形。
In order to raise the couple efficiency of pumping double cladding fiber laser, the beam is reshaped with rectangular prisms, spatial filtered and focused with aspheric lens.
为了提高双包层光纤激光器泵浦光的耦合效率,对泵浦光采用直角棱镜组进行了光束整形、空间滤波、非球面镜聚焦。
The plane curved beam theory with rectangular section is employed to explore the bending and twisting coupling vibration characteristics.
矩形截面的平面曲梁理论探索的弯曲和扭转耦合振动特性。
The vertical stiffener connection is suitable for rectangular steel tube column that the sectional area is smaller and H-steel beam connections.
垂直加劲肋节点适于柱截面较小的方钢管(矩形管)柱和H型钢梁节点。
The system of basis function for rectangular elastic middle - thich plates is built by the short beam functions.
应用梁函数构造矩形中厚板的基函数系。
The dynamic response of a free free beam with uniform rectangular cross section subjected to impact by a mass at both free end is analyzed theoretically.
对矩形截面自由梁在两端同时受到完全相同的集中质量横向撞击问题进行了理论上的研究 ,通过采用刚塑性的材料模型得到了其动力响应完全解。
This paper mainly studies the design and the shaped-beam technology of traveling wave antenna of rectangular waveguide with inclined slot on the narrow wall.
本文主要就波导窄边缝隙行波阵天线的设计及其波束赋形技术进行研究。
This paper mainly studies the design and the shaped-beam technology of traveling wave antenna of rectangular waveguide with inclined slot on the narrow wall.
本文主要就波导窄边缝隙行波阵天线的设计及其波束赋形技术进行研究。
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