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Linking environmental signals to plant metabolism:The combination of field trials and environment si
Breeding crops with enhanced nutrients is one of the major goals of plant breeding.Notably,plants intensively produce va......
Acupuncture of different stimulation for the treatment of neck type cervical spondylosis:a randomise
Objective:To observe the difference in clinical efficacy of acupuncture with strong and weak stimulation in treating nec......
The 2-D depth-averaged mathematical model for sediment-laden flows has been widely used in river control and other relat......
The Dabieshan Coesite-bearing Eclogite Terrain-A Late Archaean Ultra - high- Pressure Metamorphic Be
A U -Pb zircon age of 2774±24 Ma for eclogite from the Bixiling rock body of Anhui Province, central China, indicates ......
The problem of how the nitrogenase is capable of transforming dinitrogen into ammoniahas indeed become one of the hot s......
We theoretically investigate the contribution of the excited state to the ellipticity of the harmonics from H+2 at diffe......
Ladinian radiolarian fauna, siliceous rock from the Xianshuihe Belt, West Sichuan and their tectonic
Ladinian radiolarian fauna, including Muelleritortis, Baumgartneria, Oertlispongus, Paroertlispongus, Pseudoertlispongus......
Junggar Basin, located in Northern Xinjiang between Altai and Tianshan Mountains, is the second largest basin in China w......
Origin of natural sulphur-bearing immiscible inclusions and H_2S in oolite gas reservoir, Eastern Si
Based on results of microscopic observation and laser Raman analysis about fluid in- clusions, multiple special forms of......
SHRIMP zircon U-Pb geochronology of early Mesozoic felsic igneous rocks from the southern Lancangjia
The SHRIMP zircon U-Pb geochronology of three typical samples, including two monzo nitic granites from the Lincang batho......
By using GDS dynamic hollow cylinder torsional apparatus,a series of cyclic torsional triaxial tests under complex initi......
Tracking the Cretaceous transcontinental Ceduna River through Australia:The hafnium isotope record o
The middle-upper Cretaceous Ceduna River system traversed continental Australia from the NE coast to the centre of the s......
Three new fossil species of the genus Mesocupes of fossil cupedids,M.angustilabialis sp. nov.,M.latilabialis sp.nov.and ......
Magnetic fabrics in fault-related fold and its relation with finite strain: an example from Mingjian
The anisotropy of magnetic susceptibility (AMS) is a quick, effective and sensitive technique used to measure the weakly......
Palynofloral changes in the Upper Paleozoic and Mesozoic of the Deocha-Pachami area, Birbhum Coalfie
The study of Upper Paleozoic and Mesozoic palynomorphs in three boreholes from the Deocha-Pachami area, Birbhum Coalfiel......
Through field geological investigation and seismic interpretation of the Longmen (龙门) Mountain thrust belt, we summari......
An efficient path planning algorithm based on topologic method is presented in this paper.The colli-sion free path plan......
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A technique of symmetry analysis for modal characteristics in uniform waveguides or resonatorswith ferrite rods is pres......
The channel state information at transmitter (CSIT) acquisition plays a key role in the multi-input multi-output (MIMO) ......
水稻齐穗期喷施GA_3、4-IPA、TRIA、“5406”细胞分裂素,都有各自不同的生理效应。其中以“5406”效果最佳,它能增加剑叶叶绿素含......
前言我国北方广大麦区在籽粒灌浆时期常遭干热风的危害,这种灾害性气候是由不同强度的高温,干旱和热风组成的.由于干热风系多种气......
The bias estimation of passive sensors is considered based on information fusion in multi-platform multi- sensor trackin......
This paper characterizes quality,budget,and demand as fuzzy variables in a fuzzy vendor selec-tion expected value model ......
目的:分析曲安奈德对甲状腺相关眼病上睑退缩的治疗效果及安全性。方法选择2014年4月至2015年3月在河北省眼科医院接受治疗的以上睑......
为了研究纤维对水泥砂浆土的加筋效果,开展了聚丙烯纤维水泥砂浆土三轴压缩试验,研究纤维掺量、水泥掺量、掺砂量、养护龄期等因素......
高速铁路建设给沿线景观生态、人群健康带来一定生态风险。基于压力-状态-响应模型构建了高速铁路建设生态风险评价指标体系,利用层......
结合贵州民族工艺品泥哨的曲面特征和现有曲面建模的特点,讨论了一种基于三角网格NURBS曲面重构的方法。首先在处理后的点云数据上......
报道产于福建西部三叠-侏罗纪界线附近的一个生物群,包括介形类Tungchuania sp.,Gomphocythere?yubacunensis,Gomphocythere?longa......
针对目前轨道存在的轨距不平顺现象,设计了一种安装于轨检车上的轨距实时动态检测系统。系统根据轴角编码器发出的脉冲数,确定2D激......
在实测四棵树剖面的基础上,详细研究了其孢粉组合特征,建立了5个孢粉组合:1)Cameratitriletes和Zonotriletes-Protopinus-Cycadopi......
日本宪法中明确规定绝对放弃战争、不保持一切武力.尽管如此,日本依然军备.日美安全保障条约签署后,日美间的军事协作关系更加明显......
医疗纠纷发生的多种因素已经引起医务界的重视,但临床试验的问题尚未得到足够的关注.针对目前临床试验的不规范可能引发医疗纠纷甚......
中距空空导弹的作战能力评估是一个包含了定性和定量因素的不确定多属性决策问题。建立了评估的指标体系,提出了作战能力的模糊语言......
课程设计是化工设备课程的重要教学环节,通过课程设计可以培养学生运用所学的知识对化工设备进行设计的能力.化工设备的设计首先要......
当前三角化文献中一般只介绍点云的三角化方法,几乎没有文献注意到点云三角化过程中与用户互动的过程,按用户的要求进行点云的三角......
本文通过研究一种多重约束下由粗到精的多源图像自适应子像素级配准算法,对算法中基于小三角形面元的自适应纠正过程的设计与实现进......
针对在许多河道水动力及水环境模拟计算过程中仅有一定间距下的断面地形数据的实际情形,以黄浦江为例,分别采用三角网格法、反距离权......
The kinase inhibitor sorafenib is the only systemic therapy proven to have a positive effect on survival of patients wit......
Role and mechanisms of action of escherichia coli nissle 1917 in the maintenance of remission in ulc
Ulcerative colitis(UC) is a chronic inflammatory disease, whose etiology is still unclear. Its pathogenesis involves an ......
目的探讨溃疡汤与西药三联疗法相结合治疗幽门螺杆菌(Hp)相关性十二指肠溃疡患者疗效及其对Hp的根除作用。方法将140例患者随机分为......
综合分析了模糊数学、概率统计及灰色系统理论在描述项目不确定性信息方面的优劣性,提出用区间灰数刻画项目工序持续时间特点,并采用......
SYNTHESIS OF 4-S-(4",5"-DIARYL-1",2",4"-TRIAZOLE-3"-YL)-4-DEOXY-4'-DEMETHYL-EPIPODOPHYLLOTOXIN ANALOGUES¥FangMinLIU;KuanKeLU;.........
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SYNTHESISOF4-S-(5″-ALKYL-4″-AMINO-1″,2″,4″-TRIAZOLE-3″-YL)-4-DEOXY-4′-DEMETHYL-EPIPODOPHYLLOTOXINANALOGUES¥KuanKeLU;FangMinLI.........
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利用从普遍包络代数到仿射Schur代数之间的关系,给出了仿射Schur代数S△(2,3)Q的表现,即生成元与关系式.这个表现是通过在普遍包络代......
为了对矿井瓦斯抽放效果进行合理评估,通过将中心点三角白化权函数中对应于两端灰类的白化权函数分别划分为下限测度白化权函数和......
在分析三维地质体建模特点的前提下,利用计算机图形学相关知识,提出了一种利用二维剖面构建三维块状地质模型的方法.该方法以用户编辑......
目的:探讨体重指数、腰围值与血胆固醇(TC)、甘油三酯(TG)的相关关系.方法:对751名20~59岁某火电建设公司职工体检资料进行体重指数......
现有的空间分析方法难以有效地提取地质界面空间形态这种控矿因素,针对该问题,基于三维地质建模、空间插值、地质场分析等方法,提......