该方法既适于自治系统又适于非自治系统.Above method can be applied to both autonomous system and nonautonomous system.研究具有年龄结构的非自治的SIS模型.In this paper , we study a nonautonomous SIS model with age structure.研究了一类利用线性状态误差反馈控制方法耦合的非自治悬臂振动系统的全...
The old man is really obese; it can't be healthy.那位老人确实过于肥胖了, 不能算是健康.Objective To explore the high risk factors of metabolic syndrome ( MS ) in obese children acanthosis nigricans.目的探讨肥胖伴黑棘皮病儿童代谢综合征 ( MS ) 的高危因素.As ...
所有的门都用砖堵了起来，防止破坏分子闯入。All the doors have been bricked up to deter vandals.在1/4决赛中他击败了伦德尔，闯入半决赛。He reached the semis after beating Lendl in the quarterfinal.他们猛冲到入口，强行闯入。They rushed the entrance and forced their way in....
I shall be 26 years old on Friday next.下周五我就26岁了.He fled on Friday, saying he feared for his life.他星期五逃走了，说是担心自己有生命危险。The South African mailboat arrived on Friday mornings unless bad weather intervened.除非受恶劣天气干扰，南非邮船一般在星...
The usual analysis has correctly pointed to pressures that tend to make cartel power erode.通常的分析曾正确地指出了使卡特尔的力量受到削弱的种种压力.When an accident happens, quite correctly questions are asked.当事故发生时，理所当然要询问一些情况。The children have n...