提出了对建模数据进行幂函数x^-α(α>0)变换，理论上证明这种变换可以有效地提高建模数据序列的光滑度和所建GM(1，1)模型的精度，而且......

Ex vivo lung perfusion(EVLP) is a powerful experimental model for isolated lung research. EVLP allows for the lungs to b......

This paper presents a practical topological navigation system for indoor mobile robots,making use ofa novel artificial ......

An ultrafast electron diffraction technique with both high temporal and spatial resolution has been shown to be a powerf......

The generating function approach is an important tool for performance assessment in multi-state systems. Aiming at stren......

The underground teahouse where Liuxiaolingtong(六小龄童)chooses for us to meet is the last place you’d expect to find o......

Leading:人类一直努力寻找宇宙中的其他生命迹象,至今未果,但最近美国国家航空航天局的最新发现似乎意味着一些实质性进展。For de......

First-principles calculations within density functional theory have been carried out to investigate α_2 phase in the Ti......

针对目前高校开设工业机器人、控制理论与控制工程学等新兴课程，传统教具无法满足教学需要的现状，设计开发一种集机械、电器、机器人......