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1)  elementary direction characteristic
基本方向特性
2)  direction characteristic
方向特性
1.
The direction characteristic of radiation wave of array dipole source in the conductive strata;
阵列偶极源辐射场在导电地层中传播的方向特性
2.
On the basis of it,the influence of the array dynamic parameters on the direction characteristic of the array gain,which includes the number and interval of dynamic synthesis array,the time and space correlation radii of noise and torpedo-target range,is studied.
在此基础上,研究了阵元数量、时间相关半径、空间相关半径、鱼目距离和阵元间距等基阵动态参数对增益方向特性的影响。
3)  directional characteristic
方向特性
1.
A set of algorithms for fingerprint image preprocessing based on directional characteristic is presented,including foreground/background segmentation,smoothing in gray image,binarization,filtration in binary image and thinning.
提出了基于方向特性的指纹预处理算法,包括前景/背景提取、平滑、二值化、二值滤波、细化5部分。
2.
The lifting wavelet transformation is introduced and the directional characteristic of the high-frequency coefficients is discussed and analyzed in this paper.
介绍了图像的提升方案小波变换并统计了图像经小波变换后各高频子带系数的方向区域特性,据此提出了一种新的基于小波系数方向特性的图像融合方法。
3.
The neighboring relation of low-frequency wavelet coefficients and the directional characteristic of the high-frequency coefficients is discussed and analyzed,then,a novel image fusion algorithm based on directional spread of wavelet coefficients\'differences is proposed.
对图像经提升小波变换后低频小波系数的区域相关性以及高频小波系数的方向特性进行了分析和统计,提出了一种基于小波系数差值方向传播的图像融合新方法。
4)  basic characteristic
基本特性
1.
Study on the basic characteristics in peanut cold pressing process;
花生冷榨过程中的基本特性研究
2.
Mainly about the basic characteristic of atmospheric bioaerosol,the development and evaluation of samplingand monitoring technique,the current progress of research on its affect on human health and the trend of its environmental and climatic effect in the near future.
主要围绕生物气溶胶的基本特性,生物气溶胶采检技术的发展状况,当前生物气溶胶的健康效应的研究进展及未来其环境效应和气候效应的研究动向等4个方面进行了阐述。
3.
This paper described the progress of study on respirable particles, both at home and abroad and mainly describes the source,the basic characteristics the source analysis of PM(10) and its disservices.
综述了国内外有关可吸入颗粒物的研究进展,主要围绕可吸入颗粒物的来源、基本特性、源解析及其危害影响等,对其研究动向进行了阐述。
5)  basic characteristics
基本特性
1.
Its basic characteristics, improvement on coating Performance and use in coating are described in thispaper.
本文介绍了它的基本特性、对涂料性能的改善和在涂料中的应
2.
This paper was a preliminary study on the basic characteristics of this red pigment such as absorption of spectrophotometry, the effect of PH and other syngenetic matters.
)的成熟浆果中含有大量红色素(甜菜苷),本文对该色素的基本特性如吸收光谱、pH效应、共存物的影响等进行了初步研究,结果表明商陆浆果红色素具有较大的开发价值。
3.
In this paper, basic characteristics of the metrological control of medicine are studied mainly based on characteristics of metrology and health care, including the unity, the legality, the accuracy, the authority, the ethicality of medicine, the policy, the service and masses, et al.
作者从计量学的特点与医疗服务的内在联系上研究了医学计量管理的基本特性 ;主要包括 :统一性、法制性、准确性与权威性、医学伦理性与政策性、服务性与群众性等。
6)  Basic properties
基本特性
1.
Basic Properties of Deng Xiaoping′s Democratic Political Thought;
邓小平民主政治思想的基本特性
补充资料:ANSYS中在任意面施加任意方向任意变化的压力方法
在任意面施加任意方向任意变化的压力
在某些特殊的应用场合,可能需要在结构件的某个面上施加某个坐标方向的随坐标位置变化的压力载荷,当然,这在一定程度上可以通过ANSYS表面效应单元实现。如果利用ANSYS的参数化设计语言,也可以非常完美地实现此功能,下面通过一个小例子描述此方法。
!!!在执行如下加载命令之前,请务必用选择命令asel将需要加载的几何面选择出来
!!!
finish
/prep7
et,500,shell63
press=100e6
amesh,all
esla,s
nsla,s,1
! 如果载荷的反向是一个特殊坐标系的方向,可在此建立局部坐标系,并将
! 所有节点坐标系旋转到局部坐标系下.
*get,enmax,elem,,num,max
dofsel,s,fx,fy,fz
fcum,add !!!将力的施加方式设置为"累加",而不是缺省的"替代"
*do,i,1,enmax
*if,esel,eq,1,then
*get,ae,elem,i,area !此命令用单元真实面积,如用投影面积,请用下几条命令
! *get,ae,elem,i,aproj,x !此命令用单元X投影面积,如用真实面积,请用上一条命令
! *get,ae,elem,i,aproj,y !此命令用单元Y投影面积
! *get,ae,elem,i,aproj,z !此命令用单元Z投影面积
xe=centrx !单元中心X坐标(用于求解压力值)
ye=centry !单元中心Y坐标(用于求解压力值)
ze=centrz !单元中心Z坐标(用于求解压力值)
! 下面输入压力随坐标变化的公式,本例的压力随X和Y坐标线性变化.
p_e=(xe-10)*press+(ye-5)*press
f_tot=p_e*ae
esel,s,elem,,i
nsle,s,corner
*get,nn,node,,count
f_n=f_tot/nn
*do,j,1,nn
f,nelem(i,j),fx,f_n !压力的作用方向为X方向
! f,nelem(i,j),fy,f_n !压力的作用方向为Y方向
! f,nelem(i,j),fz,f_n !压力的作用方向为Z方向
*enddo
*endif
esla,s
*enddo
aclear,all
fcum,repl !!!将力的施加方式还原为缺省的"替代"
dofsel,all
allsel
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条