Instead of a beam, they fashioned a tiny diving board of aluminum nitride plated with aluminum that vibrated by getting thinner and thicker.
研究者们利用一块镀铝的氮化铝微小跳板代替了光束,跳板上的铝层通过变薄和变厚来进行振动。
You can see that I broke a wooden beam, a pipe, a board, another part of the roof, and a window.
你可以看出我破坏了一个木质的横梁,一根管子,一片木板,以及屋顶的另一些部分,还有窗户。
This paper analyses and compares the theory value, test method, process and examining result, so as to determine reliability of using this method to examine bridge board and beam system.
本文就理论值确定、试验方法、步骤及检测结果进行了分析对比,确定了该方法就检测板梁体系的可靠性。
At present, The calculation method of continuous board and beam under vertical loads has two methods: elastic method and plastic method.
目前,对钢筋混凝土连续梁板在竖向荷载作用下的计算,常用的有两种方法,即按弹性方法计算和按塑性方法计算。
The result show that strongest point of stress appear in the top of strengthen board on back bend beam.
结果显示应力最大点出现在后弯梁加强板上端部。
Bridge static load experiment is main method to identify the safety of bridge board and beam.
桥梁静栽试验是鉴定板(梁)能否安全使用的主要方法。
It has been given to general stiffness matrix and general mass matrix of the built-up construction of the board and beam by analyzing unit stiffness matrix of the board and beam in this article.
通过板及梁的单元刚度矩阵分析,得出板梁组合结构的总刚度矩阵和总质量矩阵。
After leveling the ground, the ground beam is paved, and then the ground board is installed on the ground beam according to the sequence of driver and slaver.
地面清理平整后,铺设地梁,然后按照公母次序在地梁上安装好地面板。
Cantilever crane beam flange web in bending due to board edge are mutually embedded, a restriction on the cross section deformation.
悬臂吊梁的翼缘板和腹板在弯曲时因板边互相嵌固,对截面变形有约束作用。
The paper introduces temporary airtights with board close and beam wall.
前言:对“板闭和杠子墙”临时密闭进行了介绍。
The beam shape of concrete transfer floor is completely studied. Firstly, for the system of moulding board and support frame in construction the side pressure and screws are analyzed.
首先,针对转换层梁模体系及支撑架施工,重点分析了转换层结构现浇混凝土对模板侧压力值及模板对拉螺杆的计算;
Drawings marked out board, beams, stringers, turn around, slide blocks and other dimensions, indicating the beams, stringers, small beam structure.
图纸中标注出门板、横梁、纵梁、调头、滑块座等的尺寸,标明横梁、纵梁、小横梁的结构等。
Drawings marked out board, beams, stringers, turn around, slide blocks and other dimensions, indicating the beams, stringers, small beam structure.
图纸中标注出门板、横梁、纵梁、调头、滑块座等的尺寸,标明横梁、纵梁、小横梁的结构等。
应用推荐