这两种型号均采用了前反馈和健全的离轴增加抑制高增益超心形图案。
Both models feature super cardioid patterns for high gain before feedback and increased rejection of off axis sound.
以多点成形压力机中多轴齿轮传动调形单元为例,研究了传动系统输出响应的动态特性。
This paper analyzed the system output response dynamic characteristics of spinning gear adjustment control system of multi-point forming press.
建筑被设计成十字形,由中轴、纵轴和垂直轴三轴确定。
The building, designed in a cruciform plan, is defined by three axes: central, longitudinal and vertical.
转子装在l形杆上,l形杆固定在水平轴上。在水平轴上还装有短臂,钢筘和导梭片就装在短臂上。
The rollers are carried by an L - shaped lever, fixed to a horizontal shaft, which also carries short arms to which the reed and gripper guides are fixed.
进口蝶阀是指通过阀轴旋转来带动一个圆盘形的蝶板的转动,达到开启与关闭的一种阀门,在管道上主要起切断和节流用。
Butterfly valve through the valve shaft rotation to drive the rotation of a disc-shaped disc, to open and close a valve, cut off from the main pipe and throttle with.
本文利用转轴公式,对正多边形截面的任一形心轴均为其形心主惯性轴的结论进行证明,并对其在理论分析中的应用进行探讨。
This article tries to show, with the help of the formula of rotated axes, that centroidal axes of equilateral polygon is the centroidal axes and gives the research on its application.
分析了离轴三镜系统中光学元件调整变量间的补偿关系和面形误差与调整变量间的补偿关系。
The compensation relationships among the adjustable variables and those between surface errors and the adjustable variables in off-axis three-mirror system are analyzed.
采用螺旋理论,首先分别建立了3 -UPU并联角台机构在初始位形下和沿x轴方向发生移动后的一阶影响系数矩阵。
Based on the screw theory, the first-order effect coefficient matrixes of a 3-upu parallel pyramid mechanism under initial position and movement along X-coordinate axis are established.
为了解决这一难题和满足生产需要,我们进行了大型轴类零件形位误差自动测量仪的设计。
To settle this problem and meet productive demand, we have carried out the design of automatic instrument for measuring form and position deviations of large axles.
提出了一种计算A形排架杆件轴力的通用公式,应用此公式可避免求解各结点的静力平衡方程组,直接计算任意杆件的轴力。
This paper introduced a formula for calculating axial forces of A-shape aqueduct frames by which could directly calculate the axial forces of each joint without static force balance equations.
建立了一种混联型虚拟轴机床主进给机构位置分析的输入输出方程,并推导出奇异位形判别的解析表达式。
An analytical expression for determining singularity configuration which is a polynomial equation is set, and the numeric symbolic manipulating technique is introduced in the paper.
应用一种新的锻造工艺——水平V形砧锻造法,通过有效控制锻件的纤维流向,改善了轴类锻件力学性能的异向性。
The forging method with horizontal V-shaped anvils(HVA) was introduced to control fibrous tissue flow direction, to improve the anisotropy of mechanical properties of axial forgings.
建立了一种混联型虚拟轴机床主进给机构位置分析的输入输出方程,并推导出奇异位形判别的解析表达式。
The input output equation of displacement analysis for the main feed mechanism of a new type hybrid virtual axis machine tool is established.
通过引入异质形核模型、枝晶生长模型、几率形核基底模型,借鉴单元自动生长机制,仿真了等轴晶、柱状晶组织形成的过程。
Based on the cellular automata technique, the heterogeneous nucleation model, dendrite growth model and random nucleation model are used to simulate the formation of equiaxed and columnar dendrite.
用花岗岩试件做了常规三轴压缩试验,对在不同围压作用下的岩石断裂表面进行了分形研究。
Conventional triaxial compression tests of granite were made and the fracture surfaces of samples tested under different confining pressures were studied by fractal analysis.
得到的吸附等温线分为三个不同区域:低压区等温线对压力轴呈凹形,高压区呈凸形,中间部分近似为直线。
The isotherm was devided into three different sections, at low pressure it is concave, at high pressure it is convex and the middle section it is nearly linear.
分形单元具有三个对称轴,比以前文献中提到的十字交叉形单元具有更好的圆极化特性。
Y-fractal element has three symmetrical axils, so this kind of element has better circularly polarized character than cross dipole element that has two symmetrical axils.
圆轴体同圆盘形孔体的联结,越来越多地采用过盈配合,传递扭转力矩,高速地旋转。
Cylinder shaft body is connected to its hole body more and more by pinch fit so as to transmit torsional moment at high speed of revolution.
本文介绍了液压仿形车床在加工轴类零件过程中样轴的设计方法。
This paper introduces the design of sample axis in the process of machining axis spare parts with hydraulic pressure copying lathe.
相同应力路径试验得到的有效应力路径形态一致,常规三轴压缩试验中有效应力路径呈S形。
The shape of effective stress path is similar under the same stress path testing, the S' shape of effective stress path was observed in conventional triaxial compression test.
利用仿形织造技术织造圆环仿形织物,采用的是长短纬等纬密的织造方法,在普通的织机上织造,并且采用圆锥台型卷取轴,导致在卷取过程中织物纬纱发生剪切变形。
The annular shaped woven fabric is woven with equally distributed long and short wefts, which can produce fabric with equal weft density, on an ordinary weaving frame with a cone batch roller.
定性物理模拟实验证明了水平V形砧锻造法是控制轴类锻件力学性能的有效工艺手段。
Qualitative physical modeling verifies the fact that the forging method with horizontal V-shaped anvil is an effective process to control the mechanical properties of axial forgings.
滑脱断裂的构造样式,以短轴背形、向形构造为主,另有穹窿构造、滑来峰构造、滑覆窗构造。
The styles of the detachment structure are short antiform and synform structure mainly, and dome structure, nappe outlier and nappe tectonic window too.
研究表明,多轴疲劳裂纹主要是沿最大剪切平面或垂直于管形试样的轴线方向扩展。
The results showed that most multiaxial fatigue cracks were initiated and propagated along the direction of maximum shear plane or on the direction perpendicular to the tubular specimen's axis.
因此弯矩在形心处要引起正应力,从而引出所谓“等效轴力”的概念。
Therefore, the bending moment may cause normal stress at the axis of gravity, and the concept of "equivalent axial force" is induced.
由于曲率的影响,曲线梁在其曲率平面内弯曲时的中性轴不通过横截面的形心。因此弯矩在形心处要引起正应力,从而引出所谓“等效轴力”的概念。
When a curved beam is bending in the plane of the curvature, the neutral axis of cross section is not identical with the axis of gravity due to the influence of the initial curvature.
采用二次形函数薄层单元和傍轴边界分别模拟弹性半空间上的层状场地和半空间。
Layered soils and elastic half-space were simulated by thin layer elements with quadratic shape function and paraxial boundary respectively.
实用形(字样)特质(Z轴)表示的是某一字的某一变体在具体字样(字型)中形态上的差异。
The actual shape (typeface) attribute (the Z axis) is for differences of type design (the actual shape used in imaging) of each variant form.
实用形(字样)特质(Z轴)表示的是某一字的某一变体在具体字样(字型)中形态上的差异。
The actual shape (typeface) attribute (the Z axis) is for differences of type design (the actual shape used in imaging) of each variant form.
应用推荐