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平行四边形
相关语句
  parallelogram
    Slide bearings with parallelogram net shaped oil grooves
    平行四边形网状油槽动压滑动轴承
短句来源
    MgZn2 phase, in form of parallelogram, 200nm to 500nm in length, having no fixed orientation relationship with matrix, not sensitive to heat treatment, was found in as-cast, solution-treated and as-aged ZK60 alloy as well.
    在铸态、固溶处理和时效处理的ZK60镁合金中均存在MgZn_2相,它们无取向分布,形貌呈近似平行四边形,大小在200nm~500nm之间,对热处理不敏感。
短句来源
    MgZn2 phase, in form of parallelogram, 200nm to 500nm in length, having no fixed orientation relationship with matrix, not sensitive to heat treatment, was found in as-cast, solution-treated and as-aged ZK60 alloy as well.
    在铸态、固溶处理和时效处理的ZK60 镁合金中均存在MgZn2相,它们无取向分布,形貌呈近似平行四边形,大小在200nm~500nm 之间,对热处理不敏感。
短句来源
    The geometry method that how to form spatial parallelogram in three motion branch chain is analysis, and the assembly scheme is suggested.
    对如何实现三个运动支链中空间平行四边形的方法进行了几何分析 ,并提出了修配方案
短句来源
    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.
    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。
短句来源
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  相似匹配句对
    Slide bearings with parallelogram net shaped oil grooves
    平行四边形网状油槽动压滑动轴承
短句来源
    The geometry method that how to form spatial parallelogram in three motion branch chain is analysis, and the assembly scheme is suggested.
    对如何实现三个运动支链中空间平行四边形的方法进行了几何分析 ,并提出了修配方案
短句来源
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  parallelogram
In the present paper this result is generalized to the case of parallelogram.
      
First, the reverse solution models of position, velocity, and acceleration of parallelogram branch structure are deduced, and then, its dynamic model of a rigid body is set up by using the virtual work principle.
      
With the reverse solution module of the translation, the module with the exerted translation joint was obtained, which included the location, velocity and acceleration of the parallelogram carriage-branch.
      
For a parallelogram void in a long Al rod, its shape factor can be obtained.
      
For the parallelogram void, a theoretical calculating identification is performed.
      
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A new linear actuator is proposed in this paper, which has the feature of the piezoelectric element (PZT) circular notchedlevel and biparallelogram multiple amplifier in a body. Experiment results show that the linear actuator drivin rangeis 400 pm, the maximum driving force is 50N,the controlled accuracy is 0. 5 μm, the BW is 100Hz, operating frequency is 50Hz.The linear actuator has the following features:large drive force, ultrahigh accuracy and quick response.The linear actuator can be widely used in the...

A new linear actuator is proposed in this paper, which has the feature of the piezoelectric element (PZT) circular notchedlevel and biparallelogram multiple amplifier in a body. Experiment results show that the linear actuator drivin rangeis 400 pm, the maximum driving force is 50N,the controlled accuracy is 0. 5 μm, the BW is 100Hz, operating frequency is 50Hz.The linear actuator has the following features:large drive force, ultrahigh accuracy and quick response.The linear actuator can be widely used in the procision direct drive of NC maching tool and robot etc.

本文介绍了一种采用“带压电元件,圆孤缺口杠杆和双平行四边形弹簧的多级放大的一体化结构”的新型直线驱动器的研究。实验表明:该直线驱动器的最大行程为400μm,最大输出力为50N,可控精度为0.sμm,频带宽为100Hz,动作频率为50Hz。该直线驱动器的特点是驱动力大、精度高、响应快、可直接用于NC机床、机器人等的精密驱动.

In order to enlarge the products gauges,the 2.2m width plate was tested rolling in 2350/2450mm mill in Chongqing Iron and Steel Co.,Ltd.The existing problems,such as plate shape and edge puckering,were analyzed and the countermeasures were put forward.

为扩大产品范围,重庆钢铁股份有限公司中板厂在2350/2450mm中板轧机上试轧了宽度为2 2m的中板。介绍了试制过程中出现钢板外形呈平行四边形、边部折叠等问题的原因和解决办法,以及适宜的压下制度。

By the analysis of assembly vector chain of 3-HSS parallel machine, two schemes of assembly process are proposed. The geometry method that how to form spatial parallelogram in three motion branch chain is analysis, and the assembly scheme is suggested.

通过对 3-HSS并联机床装配矢量链分析 ,提出了整体式和分体式两种修配装配工艺方案。对如何实现三个运动支链中空间平行四边形的方法进行了几何分析 ,并提出了修配方案

 
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