... sum up the costs 计算总成本 sum velocity合速度 sum 总数；金额；算术题；概要；顶点；总结；计算总数；摘要；共计 ...
双语例句
1
We also sum up the installation environment of measuring the free velocity.
最后还归纳了测量机器自由速度的安装条件。
2
The total kinetic energy of a Body or system is equal to the sum of the kinetic energies resulting from each type of motion. The kinetic energy of an object depends on its mass and velocity.
物体或物体系的总动能等于每种运动方式的动能之和，取决于质量和速度。
3
Through theoretical analysis and numerical simulations, the walk-off effect between sum-frequency pulse and pump pulse caused by Group Velocity Mismatch (GVM) was discussed.