1·So what matters is this changing velocity and the impact time.
因此速度改变量和撞击时间,才是重要的。
2·The constant paper tension is one of the key technology in the cigarette maker design, for it can avoid paper break when the machine changing velocity.
等张力供纸是卷烟机设计的重要技术之一，它可有效减少机器在启动、变速、停机等操作过程中的断纸现象。
3·The result shows that the changing velocity of the errors has influence on the machining accuracy of the gear and the choosing of the compensating methods.
结果表明，滚刀与工件间的相对偏差变化速度的快慢不仅影响到齿轮加工精度，还影响到误差补偿方法的选取。
4·So notice that the acceleration is constant in time, is not changing but the velocity is changing.
请注意此处的加速度，是一个常数，不随时间变化而变化，不过速度是变化的。
5·The speed is not changing, but the velocity vector is changing.
速率保持不变，但速度矢量会发生变化。
6·Theother day, he interpreted with a lengthy piece to high schoolstudent when he asked about “how do you think replacing the bigbang theory with changing light velocity”.
一次，一个爱好物理的中学生，问他“对用改变光速的办法取代暴涨宇宙的看法”，他用了很大的篇幅给予耐心的解答。
7·So the velocity is changing in a linear fashion.
因此速度，呈线性变化。
8·So during the second second, the velocity is not changing.
因此在第二秒内，速度没变。
9·And you sit there and you say, "Aha, his velocity is changing."
你们速度不变，会发现我速度在变化。
10·The amplitude taper and phase correction are obtained by redistributing energy and changing phase velocity in different region inside the horn respectively.
在喇叭内部不同区域中重新分配能量和改变相速来获得幅度锥削和相位校正。