hemispherical相关论文
The subject of natural convection heat transfer is motivated by a wide range of applications in engineering technology. ......
Natural convection heat transfer in open or closed cavities takes place in different engineering areas. The hemispherica......
A scheme of hemispherical hot cavity solid ion source with electron impact is brought up. Sample evaporation and ionizat......
稀布天线阵列阵元数少、造价低、方向性强,共形天线阵列不影响飞行器的空气动力学性能,而稀布共形天线阵列兼备稀布阵和共形阵的优......
半球谐振陀螺是一种具有广阔应用前景的高精度陀螺.由于制造工艺和装配过程中的因素,其结构难免会出现误差.根据闭环检测机理,推导......
通过硫酸阳极氧化在3A21铝合金表面制备了阳极氧化膜。考察了溶液温度、电流密度、氧化膜厚度、真空钎焊、化学抛光对氧化铝涂层的......
This paper is a study of the gravitational attraction between two uniform hemispherical masses aligned such that the pai......
用Biot饱和多孔介质动力学理论模拟半球形两相饱和土沉积谷，用单相介质弹性动力学理论模拟周围半空间场地．利用Fourier-Bessel级数展......
This paper makes detailed analyses for the flexural vibration(frequency)of the hemispherical shell and presents the vary......
This paper establishes the finite element equation for the spherical shell.The resonantfrequencies of the above shell un......
New Methods to Quantify Canopy Structure of Leafless Boreal Birch Forest from Hemispherical Photogra
Hemispherical photography has been used for many years to measure the physical characteristics of forests, but most rela......
介质谐振天线具有一些突出的优点，如：体积小、效率高、带宽很宽等。本文仿真设计了一种采用同轴馈电的半球形介质谐振天线，并研究了其......
Daily Total Column Ozone (TCO) measurements compiled from Total Ozone Mapping Spectrometer (TOMS) and Ozone Monitoring I......
The phenomenon that the hard abrasive grains repeatedly cut the surface material of the parts during wear is very common......
