查询词典 conical pendulum

Widely used as drive and control device for various valves, penstock,pendulum and steering mechanism in metallurgical

控制，可取代传统的电动推杆、液压缸和气缸。

By measuring missile movement inertia with torsion pendulum, the influences of periodic measurement error, systemic damp, period of swing object and corporative period of t he measured object and swinging object were analyzed. The relation among measurement error of movement inertia, measureme nt period, the period of swing object,corporaˉ tive period of tested object and swing object was proved. The maxi mal ratio between movement inertia for swinging obˉ ject and the measured object under conditions of different errors w as given under typical measurement precision.

通过扭摆测量导弹转动惯量的方法，分析了周期测量误差、系统阻尼、摆动体周期以及被测件和摆动体共摆周期对转动惯量测量精度的影响，得出转动惯量测量误差和周期测量误差、摆动体摆动周期、被测件和摆动体共摆周期之间的关系，给出了在典型的测量精度要求，不同的周期测量误差情况下，摆动体转动惯量和被测件转动惯量之间的最大比值。

The main products are: Hammer, thermal conductivity detector, permeameter, contraction of the expansion device, hand-held strain gauge, waterproof material detector, low-bending device, slag ball content in separators, heat load tester, performance test combustion furnace, a variety of thickness, thermal expansion of graphite electrode NG, coal strength meter, electric tamping device, hydrophobicity tester, mineral wool density meter, concrete drilling sampling machines, sawing machines, removed machine, setstube machine, hydraulic bending machine, impervious tester, determination of heat resistance, heating telescopic measuring device, an extension device, penetration tester, small meter, viscometer, drying time tester, pencil hardness tester, pendulum hardness, the adhesion tester, film zoned grid, and resistant to scrubbing detector, solvent resistance detector, wearable device, flat grinding device, wear-resistant coating shakeout device, staining resistance tester, impact tester , piercing instrument, instrument bending film, film coating, and sanding machines, cone-shaped grinding, high-speed dispersion machine, three roller grinder, Scratch tester, indentation tester, gloss Miriam, white tester, fresh video of Miriam, Miriam reflectivity, iron cobalt colorimeter, paint density cup, crack resistance testing apparatus, leveling device, flow hanging device, visual color box, the minimum temperature detector into a grinding, low temperature brittleness tester, visual color boxes, electronic pull machine, Mooney Viscometer, vulcanizing device, the proportion of direct-reading, the cold compression tester, heritage wearable device, Heritage scratch device, the friction coefficient detector, coating Detect zoned grid plate , coating resistance tester, such as burning a variety of test equipment.

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As a high-order, multivariable, nonlinear system, inverted pendulum's characteristic value distribution and the frequency range characteristic are similar to the singularly perturbed system's characteristic.

倒立摆作为一典型的高阶次、多变量、非线性系统，其特征值分布及频域特性非常类似于奇异摄动系统特点。

By using digital millisecondmeter and phototube instead of manual operation,the improved trilinear pendulum experimental device improves measuring precision.

用数字毫秒计和光电管取代手工操作，使改进后的三线摆实验仪提高了测量精度。

In the first way,we know the conjugacy of the physical pendulum,so we can find the conjugacy point through making the diagram of by using Mathematica and get the value of g.

第一种方法利用复摆的共轭性，采用Mathematica软件作图，从而找寻到共轭点，进而求出g值。

This article analyses Foucault pendulum movement through the way of polar coordinates system .

文章用极坐标系分析了付科摆的运动，比常见的用直角坐标系讨论要简单，力学意义更清晰。

Stability conditions are derived from quadratic stabilization and linear matrix inequality and the simulation of an inverted pendulum tested the efficiency of the design method.

本文运用模糊观测器的概念与设计方法设计了模糊控制器，并将系统的稳定性条件转换为求解一个满

At last, it controlled the linear 2-stage Inverted pendulum using the optimization quadratic method to design the amalgamation function.

最后采用二次寻优的方法设计融合函数并与模糊控制相结合控制二级倒立摆。

At present , The JiaWei designs and produces all kinds of cassette mechanism of quartz clock,including cassette mechanism of alarm clock,stopwatch and pendulum clock.

当前，加威所设计生产的石英钟机芯种类齐全，有闹钟机芯、扫秒机芯和摆钟机芯，以优良的品质，赢得了国内外市场的广泛认可。

He paid $5,000 for this cupcake.

他我这个纸杯蛋糕花了5000美元。

I mean, if you want to, that is

我的意思是，如果你们想吃的话。