进而提出采用平行杆模型模拟洞室围岩,以西南某深埋隧洞为例,推出了岩爆应力强度比判据分界点的统计损伤意义。
The statistical damage mechanical essence of the stress-strength ratio criterion is discovered on the base of the data from a SW deep lying tunnel.
该仪器索赔9日,其中四杆连杆是一个平行四边形。
The apparatus of claim 9, wherein the four-bar-linkage is a parallelogram.
借助与桁架对应的梁的剪力图和弯矩图根据两个关系式可直接求出一般平面平行弦桁架任一根杆件的轴力。
For a complanate parallel chords truss, the axial forces of a member can be solved by the shear-diagram and two simple expressions.
提出了一种新型2 -DOF平面并联定位机构,它由直线电机直接驱动含有平行四边形支链的并联杆机构来实现末端平台平面内的平动。
A novel 2-dof precision positioning mechanism consisting of two parallelogram chains drived directly by linear voice motors was presented.
根据对用于镗孔加工刀具补偿的微位移技术的分析以及对柔性铰链机构的研究,研发了一套具有自主知识产权的平行四边形弹性镗杆结构的镗孔刀具微量补偿装置。
Based on the research on micro movement and elastic gemels, a boring cutter micro compensation device amounted on the parallelogram elastic boring rod is developed with self owned intelligence right.
重点介绍了一种基于PZT驱动的双柔性平行四连杆结构二维微动工作台。
A novel 2-D micro-positioner drived by PZT was introduced, which is based on the double flexible hinges in a structure of parallel four-linkage.
就国内现有的薄壁钢梁弯扭失稳理论进行了分析,从薄壁杆件的一般理论出发,推导出荷载过截面弯心并与主轴平行的受弯钢梁的临界弯矩公式。
On the base of the general theory of thin-walled members, we deduce a new critical moment formula of steel beam under transverse loads which pass the shear center and parallel to the main axis.
提出了一种新型的双平行四连杆柔性铰链弹性导向结构,用作石英力传感器的力导向元件。
This paper introduces a new type of elastic guiding mechanism developed for quartz force sensor It consists of parallel quad crank arms connected by flexible hinges.
框架为立方体结构,框架的上部设有平行排列的上固定杆。
The frame is a cubic structure. Anupper part of the frame is provided with upper fixed links arrayed in parallel.
一个完美的结合,是适合时顶部钳位牢固下来都转向杆,把手,同时保持较低的铸造平行。
A perfect fit is when top clamp fits firmly down on both steering lever and handlebars while maintaining parallel with the lower casting.
该索引杆平行定位的指导栅栏也定位工件。
The indexing rod is positioned parallel to a guide fence that also locates the work piece.
本文提出了具有平行四连杆仿形机构的精密播种单体的数学模型,并使用该数学模型对精密播种单体作了动力学分析。
The mathematical model of the precision drill unit with parallelogram linkage was brought up and its dynamic behaviors were analyzed with this mathematical model.
藉台板上固设之二平行导杆,可使工具作直线导引作动。
The utility model can be driven to move along straight line by two parallel guide rods which are fixed on the bedplate.
在沙坑里做击球准备时,我们的双脚要相互平行指向目杆线的左侧,将重心主要放在左脚。
To setup for a bunker shot, our feet should be parallel left of the target, with our weight primarily on our left foot.
当L形下摆臂、上摆臂、套筒支架和车架组成平行四杆机构时,双摆臂联动悬架能够保证车辆在行驶过程中具有较高的行驶稳定性。
A parallelogram linkage mechanism composed of L-shaped lower swing arm, upper arm and bushing support frame ensures travel stability of the forklift.
其特征在于带导向的纵向调杆使两个持骨器成为一体,又保持平行;
The fixer is characterized in that a leading and longitudinal adjusting rod causes two bone-holders to be integration, and keep in parallel;
在机架上设有摇臂驱动电机,一曲柄及曲柄连接杆铰接在该电机的轴和第一平行连杆之间。
The frame is provided with a rocker driving motor, a crank and a crank connecting rod hinged between the motor and the first link rod.
建立了球形防自转机构的模型,分析了其工作原理,将球形防自转机构简化为平行四连杆机构。
A mechanical mode1 of anti-rotation mechanism with balls was established, and its operation principle is analysed, where the con-figuration of simplified parallel four-connecting rods was employed.
为了实现道路除雪的机械化,本实用新型采用双曲柄型平行四杆机构作为工作机构。
In order to realize the mechanization of snow removal on roads, the utility model USES a double-crank type parallelogram linkage as a working mechanism.
三杆承载机架有许多派生型:如轴线局部平行型、弧线柱型、弧线梁型以及它们的复合型。
The three-member load frame has a plural of derivative types, such as axis partial parallelism, arc column type, arc beam type, and their composite type.
为验证本法的正确性,文中举出平面平行四杆机构的一个计算实例。
An example demonstrating the correctness of his method which deals with a planar parallogram 4-bar mechanism is included.
为验证本法的正确性,文中举出平面平行四杆机构的一个计算实例。
An example demonstrating the correctness of his method which deals with a planar parallogram 4-bar mechanism is included.
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