By the spherical wave spectrum transform, the sound pressures on the two spherical surfaces surrounding the scattering objects with arbitrarily-shaped surfaces
Three-dimensional models, consisting of the flame kernel formation model, flame kernel development model and natural gas single step reaction model, are used to
Using the solubility method, the solubility of CuCl2 in liquid-undersaturated HCl-bearing water vapor was investigated experimentally at temperatures of 330-370
给出了基于碳纳米管场致发射电子枪的初步研究结果.碳纳米管场致发射试验证明碳纳米管是一种很好的场致发射材料.试验中,在极间场强2.7 MV/m的情况下得到的电流发射密度为0.5
A new method based on phase-shift and N - 1 Support Vector Machines (SVMs) is presented for power quality (PQ) disturbance detection and identification. Through
Lipase preparation from Aspergiilus oryzae could act on ester bonds on the surface of poly (ethylene terephthalate) fibers and a possible hydrolytic product mon
在光学势中引入色散关系,相比于通常的耦合道光学模型,极大地减少了光学势参数的个数.采用基于软旋转子模型的耦合道方法对较轻形变核28Si核的中子和质子散射实验数据进行了计
Based on the phase space reconstruction of welding current in short-circuiting transfer arc welding under carbon dioxide, the approximate entropy of welding cur