<strong>Background:</strong><span style=“font-family:Verdana;”> Significant morbidity in children is associated with i......

The large signal RF power transmission characteristics of an advanced InGaP HBT in an RF power amplifier are investigate......

This Paper describes the epidemiological situation of STDs at home and abroad, the relationship between STDs and travel......

【Abstract】As the globalism of economy has developed and her entry into WTO， China has frequently communicated with west......

Surface or submerged horizontal or vertical plate can be considered as a new concept breakwater. This paper investigates......

为进一步满足未来现代化战争中预警机多功能、一体化和小平台的设计要求，提出了机载MIMO雷达基于对地／海监视任务模式下的最优阵列合......

叙述了软X射线波段多层膜透射式起偏器和检偏器的设计原理,提出了设计准则,通过该准则设计的多层膜偏振元件能够同时满足具有较大......

利用脉宽为10ns、波长为1064nm的激光脉冲聚焦通过K9玻璃的方法，研究了玻璃的损伤形貌与高强度纳秒激光脉冲聚焦位置的关系。当激光......