An si epidemic model with standard incidence rate as follow is investigated .
研究如下一类具有标准发生率的si型传染病模型。
When do you come si 's ice ?
思冰你什么时候来的？
Fabrication of si nanowire arrayed waveguide grating .
硅纳米线阵列波导光栅制备。
Si language and jinjitai coaxed into isolation , lishizhen and officials people saved , the epidemic situation also got control .
斯语和金基泰说动官员进入隔离区，李时珍和百姓得救，疫情也得到了控制。
In chile-homeland of the socialist international 's secretary-general , luis ayala-such measures have boosted the popularity of the ruling coalition , three of whose constituents are members of the si .
