I don't mean to make this a broad sweeping statement it's just an observationof the men I've talked to in my life.
我并不是说这是一种广泛的现象，这只是在我与我认识的男人交谈时的一个发现。
2
The mean life of filter in observation group was shorter than that in control group(P<0.05).
观察组滤器的平均寿命短于对照组（P<0.05）。
3
This algorithm can realize linear minimum mean square error estimation of yaw rate, and on-line estimate statistical characteristic of system noise and observation noise during vehicle running.