upset speed的意思|示意

The results show that the upset force increases with the increasing of the upset length and upset speed, and increases with the reducing of the heating temperature.

结果表明：钢轨焊接所需顶锻力随顶锻量、顶锻速度的增加而增大，随焊口温度的降低而升高。

Regrettably, there is little the airlines can do to speed up the boring immigration and Customs process, which manages to upset and frustrate passengers of all classes in every continent.

不过遗憾的是，在加快烦琐的入境通关手续方面，航空公司能做的很有限。各大洲各阶层的乘客们只能继续厌烦沮丧了。

Don't be upset about it. He'll speed up after turning left at the next crossing.

别担心，在下个路口左拐之后他会加速的。