[机械专业英语翻译求大神们帮个忙。。]该决定包括选择一种能够最大限度地减少声广播并确定声发射的起源的配置。迄今已完成的众多研究检验了单柱齿轮系统的动态行为学者们已经做过一些研究、描述外部激励下的非线...+阅读
绝对原创~~没大写的地方你自己改过来吧~~
How to be happy, it's really a problem that everyone is thingking about.one is just take everything easy.do not be nevirous.believe yourself and try you best to be happy.don't think something is so difficult that you can't do it.just think everything is ok~the other important way is interested in something you like,don't think about the other one's mind,just be yourself,do everthing that is ture.
happy is from your mind,none can ctrl you,the best one who can make you laugh is yourself.
满意的话给加分哦~~~（*^__^*）
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