高数应用题解答： 《解法一-微积分的一般解法》 这是一道微分应用题(Rate of change with time) 设任意时刻t时，水深h,是平面的半径为r. t时水的体积：V =
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With the probe to change the production mode, saving a lot of auxiliary time, scrap rate reduction! Easy to use, small batch processing in order to change faster.
用测头改变生产模式，节省了大量的辅助时间，报废率降低！使用方便，小批量加工换序能够更快。
The results show that the weldments made from those metals in as-welded condition are instable in dimension and the rate of dimensional change decreases with time.
结果表明：七种材料的焊件都存在着尺寸不稳定，这种尺寸不稳定变形随时间的变化速率逐渐变缓；
By acceleration is meant the rate of change of velocity with time.
加速度指的是速度随时间的变化率。
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