这个张力在不断增大，又因物体，无加速度-，物体受到向下的力影响-，张力必然不断增加？
So this tension goes up and up and therefore, since this object - is not being accelerated — - we're going to get a force down now on this object — this tension must increase, right?
它们是怎样利用iPhone独一无二的特点的：加速度计，摇晃特性，多点触摸，旋转功能?
How do they take advantage of the iPhone’s unique characteristics: the accelerometer, swiping features, pinch, expand and rotate functions?
本文以压阻式加速度计为例，探讨了其动态特性对无陀螺微惯性测量组合的影响。
The dynamic characteristics of accelerometers working on gyro free micro inertial measurement units was discussed, with a piezoresistive accelerometer as an example.
无陀螺捷联惯导系统就是惯性元件只用加速度计，而不用陀螺的惯导系统。
So-called GFSINS (gyroscope free strapdown inertial navigation system) is a kind of strapdown inertial navigation system with only accelerometers but no gyroscope.
因而选用动态特性好的加速度计有助于提高无陀螺微惯性测量组合的性能。
So the selection of accelerometers having the best dynamic characteristics helps to improve the features of gyro free micro inertial measurement units.
介绍了一种发动机无外载功率检测系统的软、硬件设计，利用测频法测量出某一时刻的瞬时速度，并利用最小二乘法求出角加速度。
By the method of frequency measurement, instant rotational speed is measured in the test system, angular acceleration is calculated by using the feature of the MCU with the least square method.
无陀螺联捷惯导系统采用加速度计输出的比力代替角速度陀螺仪来解算载体角速度。
GFSINS USES accelerometers output called specific force to replace angular velocity gyroscope and calculates the bodys angular velocity.
对一个单自由度结构有CTLD控制和无ctld控制时的加速度响应进行了精确数值求解，结果验证了CTLD能够有效地控制结构在地震作用下的加速度响应。
It is shown from pure numerical simulations for a SDOF system with and without CTLD control that the CTLD can effectively control the acceleration response of a structure.
该文的研究为无陀螺惯性测量组合的实际应用奠定了基础，并对加速度计的选用具有一定的指导意义。
This research establishes the bases for practice application of gyros free inertial measurement unit and has some guidance for selecting the accelerometers.
介绍一种基于32位ARM嵌入式微处理器LPC 2290和MEMS微加速度传感器的一种便携、无创的胎儿心率检测仪。
This paper introduces a new type of portable and no invasive fetal heart rate monitor which based on 32-bit ARM embedded microprocessor LPC2290 and MEMS acceleration transducer.
而光谱加速度大致上是一座建筑物承受的加速度，科学家把一颗与目标建筑物具有相同自然频率的粒子放在一个近似无质量的垂直控制棒上进行模拟得出此数据。
SA (spectral acceleration) is approximately what is experienced by a building, as modeled by a particle on a massless vertical rod having the same natural frequency of vibration as the building.
该文的研究为无陀螺惯性测量组合的实际应用奠定了基础，并对加速度计的选用具有一定的指导意义。
This research establishes the bases for practice application of gyros free inertial measurement unit and has some guidance for selecting the accele…
该文的研究为无陀螺惯性测量组合的实际应用奠定了基础，并对加速度计的选用具有一定的指导意义。
This research establishes the bases for practice application of gyros free inertial measurement unit and has some guidance for selecting the accele…
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