Einstein's elevator; Artillery range; Uniform acceleration and circular motion using dimensional analysis.
爱因斯坦电梯；炮火射程；匀加速度和圆周运动的量纲分析。
Using air cushion slide-way and general computer counter to measure the acceleration in uniform linear motion, the error of this experiment is -0.67 percent.
利用气垫导轨及电脑通用计数器测定匀加速直线运动的加速度．测定误差为-0.67%。
The experiment proves that this method can perfectly control the running modes such as starting, acceleration, uniform motion, slowdown and creeping of the hoist.
实验证明，该方法可更好地实现提升机的启动、加速、匀速、减速及爬行等各运行阶段的控制。
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