Meanfield theory and largescale numerical simulations are employed to analyze the threshold of the SIR model.利用平均场理论和大量的数值仿真分析SIR模型的传染临界值.Decentralized robust stabilization problem of a class of interconnected largescale...
Firs,spruces and pines are conifers.冷杉、云杉和松树都是针叶树。Her firs big break came alongside Jane Russell in Gentlemen Preferred Blondes.她的冷杉很大的突破与简·里先生来金发碧眼的首选.Firs, spruces and pines are conifers.冷杉 、 云杉和松树都是针叶树.Pines, firs, an...
Some of the bystanders were saying to them , " What are you doing , untying the colt ? "可11:5在那里站著的人、有几个说 、 你们解驴 驹 作甚 麽 .Both groups on either side are just picking off innocent bystanders.对峙双方都只是在瞄准射击无辜的旁观者。The police a...
他们为苗床筑篱挡住北风.They fenced the seedbeds from the north wind.春天我用耧耙耘好地作好苗床.In the spring I use the rake to make a good seed bed.春季里,他们在苗床发芽并生长一年.In spring they are germinated and grown for a year in beds....