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Metastatic bone disease of the distal extremities,also known as acrometastasis,is very rare.Thus,there is very limited i......
在导管架海洋平台的基础上,提出将原海洋平台四条空心钢质导管腿换为不锈钢管中管钢管混凝土导管腿,形成新型不锈钢管中管钢管混凝......
Straight-chain aliphatic terr-amine N-oxides were found to be useful oxidizing agent for epoxidation of tri- and tetra-s......
Pyrolysis of lignite in closed systems was conducted at temperatures from 400 to 700℃ and pressure from 1 to 3 GPa in o......
Diabetes mellitus(DM), a metabolic disorder is a major orchestra influencing brain and behavioral responses via direct o......
Morphological Characteristics and Nutrient Content of Fine Roots of 2-Year-Old and 3-Year-Old Eucaly
[Objective]This study aimed to explore the morphological characteristics and nutrient content of fine roots of 2-year-ol......
A porcelain Ming jar covered with exquisitely painted fish brought a record-high price of HK$44 million at the 2000 Sot......
Nano-scale Tb-incorporated apatite (nano-Tb-AP) particles with different Tb contents (Tb/(Tb+Ca)) of 0%, 5%, 10% and 20%......
Using the minute data of the H component of geomagnetic field from the 20°E magnetic meridian chain and the 30°N magne......
This paper presents the Interplanetary Magnetic Field (IMF) observations at 0.72 AU measured by Venus Express (VEX) and ......
Obstructive jaundice secondary to tuberculosis (TB) is extremely rare. It can be caused by TB enlargement of the head of......
The synthesis of ethylene by catalytic oxidation of methane over Li-2SO_4-Mn_xO_y/TiO_2 wascarried out in a conventiona......
Sialic acids are common terminal carbohydrates on cell surface.Together with internal carbohydrate structures,they play ......
SHEsis PCA: A GPU-Based Software to Correct for Population Stratification that Efficiently Accelerat
Population stratification is a problem in genetic association studies because it is likely to highlight loci that underl......
Ebolaviruses are highly dangerous pathogens exhibiting extreme virulence in humans and nonhuman primates. The majority o......
Sampling study is an effective exploration method,but the most extreme environments of hydrothermal vents pose considera......
Study on the element geochemical charactersitics of the Shazi large-sized anatase ore deposit in Qin
The Shazi anatase ore deposit in Qinglong, Guizhou Province, is a large-sized anatase deposit that has been recently exp......
The train was about three-quarters of an hour from its destinationand was travelling at a good sixty miles an hour when......
EFFECT OF CHRONIC IRRADIATION OF ~(60)Co-γ-RAY AT LOW DOSE RATE ON RHESUS MONKEY——EFFECT ON PERIPHER
The authors have demonstrated that after a long-term chronic irradiation of 2.17 rad/day for 2 months, the testis of th......
Accessory Breast Cancer Occurring Concurrently with Bilateral Primary Invasive Breast Carcinomas:A R
The development of accessory breast tissue,which is found anywhere along the milk line,is attributed to the failure of m......
Breakthrough therapy for peritoneal carcinomatosis of gastric cancer:Intraperitoneal chemotherapy wi
The effect of chemotherapy on peritoneal carcinomatosis(PC) of gastric cancer remains unclear.Recently,the intraperitone......
The association between chronic obstructive pulmonary disease(COPD) and lung cancer has long been a subject of intense d......
Pancreatic cancer(PC) would become the second leading cause of cancer death in the near future, despite representing onl......
Rhabdomyomatous well-differentiated esophageal liposarcomas are extremely rare. As of August 2016, only one other such c......
Effects of IBA on Hydroponics Rooting and Plant Height by Branch and Twig of Lysimachia christinae ‘
[Objectives] Effects of IBA( Indole Butyric Acid) on rooting and plant height by branch and twig of Lysimachia christina......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
基于有限维离散数据的传统聚类分析并不能直接用于函数型数据的分类挖掘.本文针对函数型数据的稀疏性和无穷维特殊性展开讨论,在综......
为利用基于模型的方法研究水泥分解炉温度控制问题,提出了一种水泥分解炉出口温度Takagi-Sugeno(T-S)建模方法.首先,在水泥预分解......
给出了图的一种新ABC指数定义为ABC(G)=∑uv∈E(G)√Du+Dv-2/DuDv,其中Du是图G中各顶点到顶点u的距离之和.证明了该指数与辛烷同分......
针对磨矿作业过程中球磨机的筒体内部情况复杂难以仅靠经验估计负荷状态的问题,提出一种自适应白噪声的完整经验模态分解(CEEMDAN)......
电池荷电状态(SOC)准确预测是电池管理系统的关键任务。针对过去电池SOC预测精度低等问题,提出了一种采用极限学习机神经网络(ELM)......
为对金属矿山深部开采时岩爆的危险性进行预测,在总结深部开采岩爆发生机理的基础上,综合选取影响岩爆发生的3个重要因素作为岩爆......
本注记给出局部Ｓ－闭空间Ｘ是极不连通的充要条件是Ｘ中每个相对Ｘ是Ｓ－闭的半正则于集是闭集。这一结果不仅统一推广了Ｔ．Ｎｏｉｒｉ主要的两条定理，而且改进......
为提高阴影检测精度,采用基于极限学习机的遥感影像阴影检测方法,将纹理特征的能量、熵、对比度和逆差距4个指数作为输入特征向量......
机器学习技术近年来在许多传统科学领域取得了应用,针对火灾中炭化可燃物着火时间与物性参数及环境参数之间关系复杂的特点,提出了......
水上交通事故严重程度影响因素的识别对从根本上减少严重事故件数、降低事故危害和损失具有重要意义。在历史事故报告的基础上，构建......
目的探讨16排多层螺旋CT后处理技术在四肢骨关节骨折影像诊断中的意义。方法选择2017年4月至2018年5月江苏昆山锦溪人民医院治疗的......
对于由截短m序列构造的纠错码,证明在其序列约束关系等价为纠错码校验矩阵后,适用于BP译码,并且由此构造的编译码系统具有在极低信......
利用1960—2000年西北东部100个测站,经过面积权重区域平均的降水、气温资料,对该区域气候异常进行分析。结果表明:①对异常旱涝年......
对于极值调节控制系统，若其线性部分的传递函数G（ s）具有高阶惯性环节时，采用静态预估方法的偏差将会变大，若传递函数G（ s）同时还具有时滞......
为推进严寒地区建筑节能进程,通过更经济的节能改造策略适应不断提高的建筑节能要求,针对哈尔滨市某9层住宅楼,以提高围护结构保温......
通过对室内攀岩机的机械结构、控制模块、人机交互等模块的设计,模拟了真实岩壁,让室内攀岩成为了可能。利用单片机控制攀岩壁的机......
极端水位下长江中游航道通航条件受到影响,通航管理部门通常采取必要管制措施,继而船舶交通流宏、微观特征发生变化.以长江中游太......
为了提高产腈水合酶的菌体Nocardia sp.对催化产物丙烯酰胺的耐受性,利用极端条件改造了现有的丙烯酰胺生产菌株RS,通过向发酵液间......
运用正交实验研制具有氨纶高弹性能的涤纶DTY，找出影响卷缩的主要工艺因素；利用最佳工艺争件，得到的产品卷缩为54%。可满足用户对氨纶......
将大型浮码头简化为梁模型,考虑规则波和非规则波,研究了其动力响应及可靠性指标计算方法.计算了长700 m浮码头的动力响应及可靠性......
Hilbert-Huang变换在EMD分解中因端点非极值点,无法满足样条插值的要求导致包络线异常,产生端点飞翼;在Hilbert变换中又因卷积计算......
对一个20km高水平分辨率区域气候模式（RegCM3）所模拟的全球变暖背景下,中国区域未来不同强度降水事件变化进行了分析。以日降水量的......
