The beam pointing is the most crucial issue for beam combining to achieve high energy laser output. In order to meet the......

Soil carbon pools could become a CO_2 source or sink, depending on the directions of land use/cover changes. A slight ch......

A new analytical method for improving the performance of a network attached optical jukebox is presented by means of art......

作者通过人工雷电波波形及其函数的分析,设计了计算机算法,并用C语言进行了实现,按照国际电工委员会(IEC)的标准算出了各种波形下......

目的改进辛伐他汀的合成工艺。方法以洛伐他汀为起始原料，经水解、内酯环合、羟基保护、酯化、脱保护共5步反应制得辛伐他汀。结果......

In coastal areas, excessive exploitation of groundwater causes seawater intrusion. In artificial recharge of aquifer rem......

This paper first introduces the technical requirements for autonomous flight, with a brief review of the International A......