1. When the cattle eat grass, it uses its tongue roll the grass into mouth, then chewing and swallowing the grass. (牛吃......

A newly found phenomenon of carved driving wheels of a rear-wheel-drive tractor used in an airport is discussed. The cir......

Based on the gas-liquid two-phase mixture transportation test,the k-ε-Ap turbulence model was applied to simulate the t......

To fight against malicious codes of P2P networks, it is necessary to study the malicious code propagation model of P2P n......

一、多项选择　　1. The little girl treated herself so strictly in the training that her coach gave her the ， of taking le......

Thermally Grown Oxide(TGO) is a dominating component in controlling the effectiveness of thermal barrier coating.During ......

主动配电网的提出为分布式电源的高渗透率接入提供了有效的解决方案,控制运行方式的改变使得主动配电网运行模式下微电网的运行与......

随着经济社会发展，我国电力长距离跨区域输配成为常态，电网安全引起关注。本文报道了《国家中长期科学和技术发展规划纲要(2006-2020......

分布式电源及储能系统的并网运行使配电网供电恢复更加复杂。基于功率可控分布式电源及储能系统倍率放电、荷电状态与孤岛运行时间......

集成算法通过将多个分类器集成起来,能够有效地提高分类算法的预测精度。集成算法在煤炭开采、预测中也得到了广泛地应用。基于权......

假设免疫细胞由肿瘤激发生成并依据logistic自然增长,建立了一个考虑化疗、免疫治疗及免疫激发分布时滞的肿瘤免疫动力学模型.首先......