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Epitaxial growth of SmFeO3/SrRuO3 was achieved on SrTiO3 substrates by the pulsed laser deposition(PLD)method at 973 K u......
On the basis of analyzing defi nitions and signifi cance of cultural soft power, signifi cant value of brand culture mar......
Due to complex terrain of the Loess Plateau,the classification accuracy is unsatisfactorywhen a single supervised classi......
RESEARCH AND TECHNICAL NOTES DIFFRACTION BY HALF SCREEN WITH FINITE ACOUSTIC IMPEDANCE——A MODIFICATI
A modification to an existing empirical solution of diffraction by a half screen with a finite acous-tic impedance is pr......
Installing winglets can notably improve the aerodynamic performance of solar aircraft. This paper proposes a multi-const......
This paper is devoted to the discussion of Joseph Conrad’s novel,Lord Jim,based on Jungian psychological theory of the ......
Spatial distribution of air temperature and relative humidity in the greenhouse as affected by exter
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Spatial distribution of air temperature and relative humidity in the greenhouse as affected by exter
The effect of external roof shading on the spatial distribution of air temperature and relative humidity in a greenhouse......
目的：探讨牙本质瓷厚度对VITA VM7全瓷冠颜色的影响。方法：用VITA VM7 2M1色牙本质瓷粉制作牙本质瓷厚度不同（0．2mm、0．4mm、0．6mm、0．8mm......
通过Daul-PAM100叶绿素荧光-P700氧化还原动力学同步分析系统,研究冬季大叶黄杨（Euonmymus ja-ponicus）室内恢复过程,光系统Ⅱ（PSⅡ）和......
引入了一种直线与三角形求交的简洁算法和区域块投影算法，有效地减少了真实感图形生成中光线与物体的求交计算时间。另外，采用区别对......
以2a生金蒲桃（Xanthostemonchrysanthus）幼苗为材料，研究了全光照，50%遮阴，70%遮阴，90%遮阴4种遮阴处理对金蒲桃生长特性、生物量分配、......
讨论应用平面迹线的作圈方法来解决透视圈及其阴影的作圈，从而，可以把难以理解的作圈理论得到进一步明了，使繁琐的作圈方法得到进一步......
针对带有微结构表面的几何模型建模困难、模型复杂度高,导致现有阴影绘制算法效率差的问题,提出一种基于高度梯度图的阴影实时绘制......
采用CI-34｜D超轻便携式光合仪对冰山景天植株进行先合特性的测定。同时采用漫提法对其植株进行叶绿素含量的测定。结果表明：冰山景天......
【正】At the Global Mobile Internet Conference in Beijing on May 10, the presence of a whole host of successful Chinese ......
为筛选出玉米与大豆间作的高产栽培模式,进行了玉米大豆不同行比（1∶1,1∶2,1∶3,1∶4,2∶1,2∶2,2∶3,2∶4,3∶1,3∶2,3∶3,3∶4）间......
针对汽车发动机曲轴沟槽检测难度大、效率低等问题,提出了一种基于影像测量原理的曲轴沟槽检测方法,实现了沟槽R角、宽度和深度三......
描述一种具有良好完整性的对运动人体进行检测与跟踪的方法。该方法针对场景的特点对室内无人的背景图像进行单高斯建模，从而初步区......
生物固氮─—生态农业的一个重要启动因素陈士平（辽宁省农业科学院土壤肥料研究所，沈阳１１０１６１）ＢｉｏｌｏｇｉｃａｌＮｉｔｒｏｇｅｎＦｉｘａｔｉｏｎ—ＡｎＩｍｐｏｒｔａｎｔＲｕｎｎｉｎｇＦａｃｔｏｒｏｆＥｃｏｌｏｇｉｃａｌＡｇｒｉｃｕｌｔｕｒｅ￥．ＣｈｅｎＳｈｉｐｉｎｇ（ＳｏｉｌａｎｄＦｅｒｔｉｌｉｚｅｒＩｎｓｔｉｌｕｔｅ，ＬｉａｏｎｉｎｇＡｃａｄｅｍｙｏｆＡｇｒｉｃｕｌｔｕｒａｌＳｃｉｅｎｃｅｓ，Ｓｈｅｎｙａｎｇ１１０１６１）．ＣｈｉｎｅｓｅＪｏｕｒｎａｌｏｆＥｃｏｌｏｇｙ，１９９３，１２（２）：３１—......
