目的探讨骨骼肌在不同速度离心收缩过程中力矩、功率输出及神经支配活动特性。
Purpose: to investigate the features of muscle torque, power and nerve acting in different eccentric contraction speed.
衣服分拣完马丁便帮助他脱水:把衣物倒进一个旋转的容器,以每分钟几千转的速度旋转,利用离心力把水甩掉。
This was done by dumping them into a spinning receptacle that went at a rate of a few thousand revolutions a minute, tearing the matter from the clothes by centrifugal force.
对星系的观察结果表明,它们的旋转速度太快,以至于无法聚集星系内的恒星物质:外部的恒星应该由于离心作用被抛离星系。
Observations of galaxies show they are rotating too fast to hold all their stellar material in place: the outer stars should be flung out.
在柯西视界上,因为产生离心作用,粒子速度减慢,回到光速。
At this Cauchy horizon, because of the centrifugal forces involved, particles slow down back to the speed of light.
给出了离心压缩机叶轮粘性尾迹速度亏缺值及尾迹宽度的计算方法。
The calculating method of viscous end speed defective value & end width for centrifugal compressor impeller is given.
轴向旋涡流是离心叶轮内特殊的流动现象,它的速度分布规律与叶轮特性关系密切。
Relative eddy is a special flow phenomenon, occurring within centrifugal impeller passage. Its speed distribution is closely related to impeller characteristics.
本文采用一多功能流体动力学计算软件,详细计算分析了NASA低速离心压气机叶轮内部的三维速度场。
Based on a multifunctional CFD software, the three-dimensional velocity field within the impeller of NASA low-speed centrifugal compressor is computed in detail in this paper.
本文根据乳状液高速离心分层的结果,提出了乳状液分层速度的概念。
According to the result of emulsion in high speed centrifugal separation a concept of creaming velocity of emulsion was advanced in this paper.
用于活细胞的离心速度有哪些?。
Which does the centrifugal speed being used for living cell have?
一种用于控制电梯车厢运动速度的离心致动装置,包括控制向上和向下运动的能力。
A centrifugally activated device for controlling the speed of movement of an elevator cab includes the capability of controlling upward and downward movement.
为了研究离心不稳定对线性增长率的影响,本研究中基本流的周向速度可以是离心稳定的,也可以是离心不稳定的。
To investigate the roles of centrifugal instability on the linear growth rate of the flows, the azimuthal velocity of the basic flow is either centrifugally stable or unstable.
介绍了利用激光多普勒测速仪(LDV)测量离心泵蜗壳流道内部速度场时的速度与流量两种校核方法。
Two kinds of methods for verifying the precision of LDV when used in measuring velocity fields of the centrifugal volute are introduced.
在基本假设的条件下,导出了筒形离心式通风机筒壳内气体流动速度的近似计算公式。
With the condition of the basic hypothesis, the approximate calculation formula was worked out on the gas folwing speed in the tubular centrifugal ventilator.
但是,角速度越大,离心力越大(将物体在旋转中甩出去的力量),这会导致旋转中保持中心的难度加大。
But the bigger the angular velocity, it will make the centrifugal (the force that pushing something outside of a turn) bigger, and will make the difficulty to maintain a center.
在离心铸管浇注过程中,扇形包翻转速度稳定与否是影响铸管成形质量的主要因素。
In the process of centrifugal casting, the stable overturn speed of the sector ladle is the main reason to influence the quality of casting pipes.
攻击成功后,离心机运转速度失控,直至瘫痪。
Attack is successful, centrifuges operating speed out of control, until the paralysis.
文中还对基于双离心机的线加速度计动态校准装置和线振动台进行比较,指出了前者在线加速度计动态校准中的优点。
By comparing the linear accelerometer's dynamic calibration device with linear vibrator, it pointed out the advantages of the former in the process of linear accelerometer dynamic calibration.
按照牛顿第二定律,在离心模拟中的加速度是连接运动学与动力学的重要因素。
The acceleration is a critical factor in centrifuge modelling because it links kinematics to dynamics through Newton second law.
因为这种特性的缘故,电容可变式加速表度与测量离心力或电梯之类设备的加速度和减速度是非常有用的。
Because of this characteristic, VC accelerometers are very useful for measuring centrifugal force or for measuring acceleration and deceleration of devices such as elevators.
为此,大量的测试要在离心机装置上进行,以确定对加速度灵敏度的线性度。
For this reason, considerable testing is done on such devices as centrifuges to determine linearity of sensitivity to acceleration.
介绍了静态校准加速度计的方法:地球重力法、负载法和离心机法。
Describes the static calibration methods of accelerometer: gravitational attraction method, loading method and centrifuge method.
首先在分度头上标定加速度计,得到其零点和灵敏度,然后分别在离心机和转台上进行转速实验。
First we calibrate the accelerometers on dividing head to get the offset and sensitivity, then do the rotation experiments on centrifugal machine and rotating floor.
采用了离心力加快沉降速度,粒子的沉降速度大,均匀低速的假设条件不再满足,理论计算模型和实际情况偏差大。
Thirdly, because of the centrifugal force, particles in the magnetorheological fluid sediment at a speed faster than the assumed low and uniform speed in the theoretical sedimentation model.
因此,提高离心机的系统准确度是提高加速度计的测试和标定精度的重要手段。
Therefore improving the accuracy of the precision centrifuge is an important method for improving the testing and calibrating accuracy of the accelerometer.
介绍一种既能实现加速度计在离心机上的动态实验测试,也能实现静态实验测试的装置。
A kind of equipment which can not only realize the dynamic test but also the static test of accelerometer by centrifuge is described.
得到了离心泵蜗壳内速度、速度矩、压力等参数的分布,分析了蜗壳内部流动的特征。
The distributions of velocity, velocity moment, pressure and other flow parameters are obtained, and the properties of inner flow inside the volute are also analyzed.
离心力场强化了细粒级的选择性矿化,加快了浮选速度。
The selective mineralization for fine particles is strengthened in the centrifugal force field, resulting in a faster floatation speed.
离心力场强化了细粒级的选择性矿化,加快了浮选速度。
The selective mineralization for fine particles is strengthened in the centrifugal force field, resulting in a faster floatation speed.
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