吃得上: 1.(吃得起) can afford to eat2.(赶上吃饭) be in time for a meal; be able to get meal 短语和例子十二点半以前赶回去还吃得上饭。 if we get back before twelve thirty, we won't be too late for lunch
Applies taguchi method for optimizing the turning operations about the depth of cut , cutting speed and feed rate after obtaining every factor with different level ' s mean surface roughness and s / n 摘要应用田口法对切削速度、背吃刀量以及每齿进给量三个主要影响表面粗糙度的因素进行分析，求出各个因素不同水平的平均表面粗糙度和信噪比( s / n ) ，得到最优切削参数。
