匀变速运动

结果：在作针刺提插手法时，针体作匀变速运动，得气时作用力依然存在；

Results : During the course of lifting and thrusting manipulation , the needle body moved in a uniform variable motion , and the action force was still kept while the arrival of Qi was achieved .

匀变速直线运动实验的微机计时法

The Computer Timing Method on an Uniformly Accelerated Motion Experiment

质点匀速匀变速直线运动在直角坐标系中的数学描述

A Mathematical Description of Uniform Velocity Motion and Uniformly Accelerated Motion in Cartesian Coordinate System

关于匀变速直线运动实验装置的研究和改进

The improvement of the experimental device for studying the acceleration of uniform change speed linear motion

本文对测匀变速直线运动的实验装置进行了改进，采用了传感技术，演示效果好。

The improvement of the experimental device for studying the acceleration of uniform change speed linear motion is carried out by adopting the sensor technology . The effect of the demonstration is very good .

在匀变速直线运动的实验中，利用可编程定时/计数器8254来记录运动小车过测点的时刻值，可使计时精度达到万分之一秒。该实验系统可取代传统的计时方法。

In an uniform accelerated motion experiment , the timing precision to record the moment a cart passes the measuring point can reach 10-4 S by Programmable Timer / Counter 8254 . The experiment system can replace the traditional timing method .

本文阐述了溜溜球的力学原理，并对其运动过程进行了系统的理论分析，从中得出其平动为匀变速垂直运动，转动是匀变速转动。

In the paper , we expound the mechanical principle of a yo-yo and analyze the process of its motion by systematic theory . We conclude that its translation is the perpendicular rectilinear motion with constant angular acceleration , its rotation is the one with constant acceleration .