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Based on fourth-order cumulant and ESPRIT algorithm, a novel joint frequency, two-dimensional angle of arrival (2D AOA) ......
作为法国GL Events SepelCom公司登陆亚洲的首个活动,Gourmet World Shanghai于2008年5月29日至31日在上海浦东展览馆成功举办。此......
Risk factors associated with long-term mortality in patients with pulmonary embolism and the predict
Objective To explore the risk factors associated with long-term mortality and the predictive value of Charlson comorbidi......
Deterministic, probabilistic and composite-grading methods are used to get the possible locations of strong earth-quakes......
Effect of intensity and duration of freezing on soil microbial biomass, extractable C and N pools, a
Freezing can increase the emissions of carbon dioxide(CO_2) and nitrous oxide(N_2O) and the release of labile carbon(C) ......
阜阳市局 ￡4a 局长——_MINtkMMtgj’＃lnH＄B——q.M——D收束志不他只邀狲位J则【科校为先导推动地租工作.B为广为戳民U用凶盼引眯B.......
Considering the controversy over whether the Taipei 101 skyscraper has induced an increase of local seismicity, we reana......
We simulate accumulative Coulomb failure stress change in a layered Maxwell viscoelastic media in the north-eastern Qing......
Three-dimensional conformal radiotherapy combined with FOLFOX4 chemotherapy for unresectable recurre
AIM: To investigate the effect of three-dimensional conformal radiotherapy (3-DCRT) in combination with FOLFOX4 chemothe......
Docetaxel (DTX), as a member of taxoid family, has been widely used in the treatment of cancers. The present study prepa......
Objective: To evaluate the outcomes of selective uterine artery embolization (SUAE) in treatment of symptomatic uterine ......
Comparison of percutaneous radiofrequency ablation and CyberKnife~ for initial solitary hepatocellu
AIM: To compare therapeutic outcomes and adverse events in initial solitary hepatocellular carcinoma(HCC) treated with r......
An algorithm of hyperspectral remote sensing images classification is proposed based on the frequency spectrum of spectr......
基于累积前景理论构建机车司机判断能力最大化优化模型,利用测试数据求解该模型得出最优权向量,从而得出不同年龄阶段各司机的判断......
虚拟同步机(VSG)在新能源发电侧及配电微网中取得了广泛应用,在具体应用场景中,离网模式转为并网模式需要VSG进行同期调节,待满足......
为了探讨湘江水体生态系统重金属污染的生态风险,研究了Pb、Cd、Zn、Mn、Cu在7个江段的铜锈环棱螺器官的积累和分布特征,用金属污......
针对Green-Ampt（GA）积水入渗模型只有隐格式解的问题,利用同伦分析法（HAM）给出GA方程的显式解析解.首先构造一组基底为幂函数的显示解......
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目的：检测肝癌组织中micro RNA-199a/b-3p的表达变化,探讨mi R-199a/b-3p表达与肝细胞癌临床预后的相关性。方法：通过荧光定量检测法......
利用2005—2012年湖北电网雷电定位系统监测的雷电流幅值数据,基于Matlab中最小二乘法原理,对IEEE推荐的雷电流幅值累积概率公式和......
根据层状四水硫酸锆和Hβ沸石各自的催化性能和结构特点，设计并制备得到Hβ负载锆（Zr/Hβ)催化剂。以异丙苯歧化反应为目标体系，研究......
苏州站改造工程站房屋盖为大跨度菱形管桁架结构，最大跨度为132m，采用国内先进的累积液压顶推滑移法安装，有效地解决了场地狭小、施工......
考虑半参数回归模型yi=XTiβ+s(ti)+εi (i=1,…,n)其中噪声序列εi不独立.在非参数分量s(ti)基于小波光滑的情况下,用累积估计的......
本文以P.J.Closmann的蒸汽区体积增长和Carslaw、Jaehar的温度分布的数学模型为基础,对油藏进行了一定的简化,提出了以恒定的注汽......
This research applies aggregate and cumulative risk assessment considerations to intakes of compounds acting through the......
Conventional synthesis of silver nanoparticles employs a reducing agent and a capping agent. Surfactants are effec-tive ......
目的探究江苏省昆山市1981—2014年结直肠癌死亡率变化趋势。方法查询来源于死因监测的历年结直肠癌死亡病例,计算分性别-年龄组粗......
许疃煤矿3222工作面采用深孔松动爆破技术过断层,通过现场实测数据分析了炮孔周围巷道围岩爆破振动衰减规律,建立了巷道松动圈受柱......
用ＤＳＣ法研究了多元醇，层状钙钛矿等几种相变材料的热物理性能，它们都是有希望的贮热材料，实验所得数据是评价和选择这些材料的主要依据。......
<正> 3.效果 采用可变气门正时系统Valvetronic具有节省燃油、高响应性与高输出功率和高输出扭矩等优点。 (1)高燃油经济性 高燃油......
发动机进、排气门是保证发动机工作性能可靠性、耐久性的重要零件,是专门对发动机充量交换过程的控制,其特性参数主要是三个:气门......
