r So, let's remember that the amount by which we moved, t delta r, is approximately equal to v times delta t, OK, and just using the definition of a velocity vector.
所以记住移动的量△,约等于v*△,这是用速度矢量的定义。
Use the db2mtrk tool to display the amount of memory that is currently being used: db2mtrk -i -d -v On Windows, -i must be specified.
使用db2mtrk工具显示当前使用的内存量:db2mtrk - i - d - v在Windows中,- i必须指定。
The I-V curves of the initial stage of porous silicon formation have been measured, and the amount of charge transfer for silicon atoms adsorbed different elements has been calculated.
测量了在多孔硅形成初期阶段的电流i -电压V曲线,计算了硅表面原子吸附不同元素时电荷的转移量。
If it's going in a circle, you will say from now on, that it, indeed, has an acceleration, even though no one's stepping on the accelerator, of amount v^2 over R.
如果它在一个圆周上运动,你会说从现在起它其实有加速度,即使没有人去踩油门,加速度大小为 v^2 / R
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