北京师范大学学报
(自然科学版)
JOURNAL
OF BEIJING NORMALUNIVERSITY (NATURAL SCIENCE)
2006年12月 第42卷第6期 Vol.42 No.6 Dec. 2006
目
次 CONTENTS
Rd上扩散过程轨道分布的随机序……张
旭(551)
汉字系统直接构件模型的建立……李
勇
周晓文(554)
平展φ-模的上同调刻画……曹
磊(558)
一类带粗糙核的抛物型极大算子的有界性……陈艳萍(561)
空间型中闭超曲面的Minkowski积分公式的统一证明……苏效乐(565)
半平面中调和函数的积分表示……闫
峰
邓冠铁(570)
新形式强极值原理的新证明……孙文敏(574)
N体问题的“蜂窝型”中心构型……刘文中
徐
玢
王
欢
张同杰(576)
乙酸乙酯-乙苯二元混合溶液的折射研究……辛督强
朱
民
解延雷
张
涛(579)
一种改进的分水岭人脑MR图像分割方法……李荣艳
熊文生
曹佃国(582)
0.4~2.6
MeV宽能区质子在轻核Al上160°背散射截面测量……孙旭芳
王
荣
刘运宏
王广甫(585)
北京师范大学外束PIXE分析装置的建立……鲁永芳
王广甫(588)
基于数据挖掘的蔬菜图片病害自动分类……任
杰
柳
毅
金
鑫
别荣芳(592)
新型二氮冠醚臂式衍生物的合成与表征……王小珠
马淑兰
朱文祥
刘迎春
张
静(597)
质子化卟吩结构的理论研究……廖玉婷
马思渝(601)
紫花地丁开放花和闭锁花繁殖特征的研究……刘绮丽
刘香梅
刘薇薇
廖万金(605)
特质焦虑的潜类别分析……李雪燕
辛
涛(610)
冰封期河流中污染物损耗估算模型……郑秋红
伍永秋
张永光(615)
气候变化对中国北方温带草原植被的影响……李
霞
李晓兵
王
宏
喻
锋
余弘婧
杨
华(618)
额济纳绿洲土地承载力研究……格日乐
程
宏
邹学勇
王升堂
张春来(624)
直升机电力巡线系统中利用核线约束进行线路三维重建……张吴明
阎广建
李巧枝
赵
伟(629)
关于虚拟水与虚拟水贸易的讨论……王红瑞
董艳艳
王军红
韩兆兴(633)
慢跑鞋的足底压强分析与功能评价……石宏杰
蔡宇辉
刘润生
王艳菊(640)
个人所得税收入分配效应的模型分析……周
亚
刘海龙
谢文昕
李克强(643)
深证成指日收益率波动的实证研究……时晶晶
李汉东(646)
NPV、或然决策与实物期权……李红刚
付
茜(649)
Stochastic order
on diffusion path spaces……Zhang
Xu(551)
The direct
component model of Chinese characters……Li
Yong Zhou Xiaowen(554)
Characterization
of étale
φ-modules
via cyclic cohomology……Cao
Lei(558)
Boundedness on
class of parabolic maximal operators with rough kernel……Chen Yanping(561)
Minkowski integral
formulas of closed oriented hyper surface in space forms……Su
Xiaole(565)
Representation of
harmonic functions in half plane……Yan
Feng Deng Guantie(570)
A new proof of the
new strong maximum principle……Sun
Wenmin(574)
A honeycomb type
central configuration of N-body problem……Liu
Wenzhong Xu Bin
Wang Huan Zhang Tongjie(576)
Refractometric
study on binary solution of ethyl acetate-ethylbenzene……Xin Duqiang
Zhu Min Xie Yanlei
Zhang Tao(579)
An improved
watershed transform for brain MR image segmentation……Li Rongyan
Xiong Wensheng Cao Dianguo(582)
Non-Rutherford
scattering cross sections for 160°
backscattering of 0.4~2.6
MeV protons from aluminum……Sun
Xufang Wang Rong
Liu Yunhong Wang Guangfu(585)
A setup for
external beam PIXE in Beijing Normal University……Lu Yongfang
Wang Guangfu(588)
Data mining for
image based automatic prediction of vegetable disease grade……Ren
Jie Liu Yi Jin Xin Bie
Rongfang(592)
The syntheses and
characterization of new armed-diazacrown ether derivatives……Wang
Xiaozhu Ma Shulan
Zhu Wenxiang Liu Yingchun Zhang
Jing(597)
A theoretical
study on the symmetric structure of N-protonated porphine……Liao
Yuting Ma Siyu(601)
Comparison between
cleistogamy and chasmogamy in perennial herb Viola yedoensis (Violaceae)……Liu
Qili Liu Xiangmei
Liu Weiwei LiaoWanjin(605)
Latent class
analysis of trait anxiety……Li
Xueyan Xin Tao(610)
Models for
estimating pollutant reduction in rivers during freezing period……Zheng
Qiuhong Wu Yongqiu
Zhang Yongguang(615)
Impact of climate
change on temperate grassland in Northern China……Li Xia
Li Xiaobing Wang Hong Yu
Feng Yu Hongjing Yang Hua(618)
A study on land
carrying capacity in Ejina oasis……Ge
Rile Cheng Hong
Zou Xueyong Wang Shengtang Zhang Chunlai(624)
3D power line
reconstruction by epipolar constraint in helicopter power line inspection system……Zhang
Wuming Yan Guangjian
Li Qiaozhi Zhao Wei(629)
Discussion on
virtual water and virtual water trade……Wang
Hongrui Dong Yanyan
Wang Junhong Han Zhaoxing(633)
Initial
development of evaluating jogging shoes……Shi
Hongjie Cai Yuhui
Liu Runsheng Wang Yanju(640)
Model analysis on
the income distribution impacts of personal income taxation policy……Zhou
Ya Liu Hailong
Xie Wenxin Li Keqiang(643)
The empirical
research on the volatility of the daily benefit of ingredient indexes of
Shenzhen stock market……Shi
Jingjing Li Handong(646)
Contingent
decisions and real options……Li
Honggang Fu Xi(649)