enr相关论文
根据美国《工程新闻记录》发布的2021年度最新数据,从经营情况、排名变化、行业市场和区域市场等多个角度对国际工程设计商的海外......
基于ENR发布的2021年度国际工程承包商250强报告最新数据,从国际工程承包商的海外营收规模、企业经营效益、业务和区域分布等角度......
污水厂在实施营养物强化去除（Enhanced Nutrient Removal，ENR）工艺过程中将会遇到诸多问题，包括出水超标、设计能力过大以及水量波动等......
美国《工程新闻记录》8月发布了国际工程承包商250强榜单,统计了250家国际工程承包企业在过去一年的业绩表现。以该榜单数据为基础......
成立于1873年的德国豪赫蒂夫（Hochfief）公司经历了一百多年的发展，已经成为国际工程承包领域的巨头。在2006年工程承包权威杂志ENR的......
互穿聚合物网络(IPN)是由两种以上聚合物组成的共混物,它通过永久的缠结连接形成网络结构,在两种不同的聚合物链之间形成一些随机......
The Mg2+/Li+/Cl solutions were filtrated with a commercially available DK nanofiltration membrane to investigate the pos......
ENR(Engineering News-Record)中文名称译作《工程新闻记录》,是全球工程建设领域最权威的学术杂志,隶属于美国麦格劳-希尔公司。......
Oxygen isotope composition of mantle-derived materials from Anhui-Jiangsu basalt province, East Chin
OXYGEN isotope composition is an important key to an understanding of petrogenesis,mantleheterogeneity,crust-mantle int......
Zircon LA-ICP-MS U-Pb age,Ce~(4+)/Ce~(3+) ratios and the geochemical features of the Machangqing com
The Machangqing complex is composed of early syenitic-monzonitic porphyry and late granite-porphyry. Geochemically, they......
摘要：文章介绍了美国《工程新闻纪录》（ENR）周刊所做的2009~2012年全球承包商225强和国际承包商225强的排名和营业额情况，并对中国电力......
2017年4月,承包商会组织会员企业参加了美国《工程新闻纪录(ENR)》杂志的全球最大250家国际承包商评选活动,近日ENR公布了2017年度......
文章在《工程新闻纪录》周刊所做的2004年度国际市场200家最大设计公司排名的资料和数据的基础上,选取了建筑业发达国家(包括美国......
介绍了美国《工程新闻记录》周刊所做的2005年度200家最大设计公司的排名情况,并对这一排名进行了分析和对比。2005年度200强设计......
将环氧化天然橡胶(ENR)胶乳均匀分散于碳黑,干燥后与HDPE混炼制得导电复合材料。ENR使材料的渗逾区间和转折温度等有所改变,可使PT......
金融危机引起的经济衰退极大地影响着国际工程承包市场的竞争环境。提出利用ENR发布的数据计算贝恩指数和相对市场占有率(RSOM)指......
Particulate concentration enrichment (PCE) of primary air favors flame ignition and stabilization, and the reduction of......
Chemical Composition of Aerosol and Fresh Snow and Tourism Influences at Baishui Glacier No.1 from M
Aerosol and snow samples were collected at ablation zone of Baishui(白水) Glacier No.1,Mt.Yulong(玉龙),from May to June,......
The possible mechanism of lung injury induced by severe acute respiratory syndrome coronavirus spike
Objective To investigate the role of severe acute respiratory syndrome coronavirus (SARS-CoV) in the induction of acute ......
The relationship between T_2 white-matter hyperintensities and hemorrhagic transformation and neurol
Objective To investigate the relationship between white-matter hyperintensities (WMHs) and hemorrhagictransformation (HT......
Water plays a crucial role in the melting of Earth’s mantle. Mantle magmatisms mostly occur at plate boundaries(includi......
Based on some theoretical and practical approaches, the main stages of the quality assessment of aluminum-basedgrain ref......
Petrogenesis of Aoyougou high-silica adakite in the North Qilian orogen,NW China:Evidence for decomp
A trondhjemitic body occurs in the Aoyougou area,the western part of the North Qilian orogen.It is geochemically charact......
Geochronology, geochemistry, and its geological significance of the Permian Mandula mafic rocks in D
The Hujierte-Chaganhadamiao volcanic-plutonic sequence is located in the Mandula area of northern Damaoqi, Inner Mongoli......
U-Pb zircon geochronology, geochemistry and kinetics of the Huaniushan A-type granite in Northwest C
The Huaniushan granite is located at the Beishan orogenic belt, northwestern China. At the contact zone between the gran......
在碱性介质中,十六烷基三甲基溴化铵(CTMAB)与Au(CN)2-生成离子缔合物,该离子缔合物可被反相键合硅胶固相萃取柱萃取、富集,富集的......
A great number of researches have been done near the N~50 region and the results showed that manynuclei in this region a......
DISTRIBUTION CHARACTERISTICS OF BORON AND LITHIUM IN BRINE OF ZHACANG CAKA SALT LAKE, XIZANG (TIBET)
1. Composition of the Brine The specific gravity of its surface brine is from 1.073 to 1.291. Its salinity is 230-350 g......
Ophiolites represent fragments of ancient oceanic lithosphere,tectonically incorporated into continental margins during ......
Alkaline Prophyries in the Chenghai-Binchuan Tectono-Magmatic Belt, Western Yunnan Province, SW Chin
1 Introduction Sanjiang tectonic-magma belt is one of the most potential resources’metallogenic belts in China.Cenozoic......
Jurassic Hornblende Gabbros in Dongga,Eastern Gangdese,Tibet:Partial Melting of Mantle Wedge and Imp
The Gangdese batholith, more than 2500 km in length, is composed mainly of JurassicMiocene igneous rocks. This batholith......
Mutual regulation between microRNA-373 and methyl-CpGbinding domain protein 2 in hilar cholangiocarc
AIM:To investigate the reciprocal modulation between microRNA(miRNA) and DNA methylation via exploring the correlation b......
New Remote Sensing Method of Prospecting for Petroleum Zone of Enrichment--Exploration-serving Techn
From the theoretical point of view, the gas and oil enrichment zone continuously emanates gases to the earth surface.Th......
研究环氧化天然橡胶(ENR)/三元乙丙橡胶(EPDM)混合交联网络并用胶的制备及性能.结果 表明:固定硫化剂DCP用量,随着丙烯酸锌用量的......
2012年第三季度是各类榜单密集出炉的时间,其中52家企业入围ENR国际承包商225强榜单,6家中国建筑企业入围2012年世界500强企业榜单......
目的探讨慢性不可预见性刺激（chronic unpredictable stress，CUS）大鼠海马微管相关蛋白-2（microtubule associated protein-2，MAP-2）表达......
受到金融危机的影响,2008年国际工程承包市场发生了很大的变化.本文以2009年8月发布的ENR(美国工程新闻记录)225强国际工程承包商......
Relationship between Tensile Properties and Morphology of Epoxy Resin Modified by Epoxidised Natural
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基于美国Engineering News-Record(ENR)发布的2020年度国际设计商225强榜单,从数量、排名、行业及分布区域等方面对Top225公司进行......
本文通过SWOT分析法,以国家＂一带一路＂大战略为背景,并以大型央企合并（实现强强联合）构建＂国家品牌＂为组织对象,对组织内外部条件和各方......
互穿聚合物网络（IPN）是由两种以上聚合物组成的共混物，它通过永久的缠结连接形成网络结构，在两种不同的聚合物链之间形成一些随机的共......
与天然橡胶（ＮＲ）相比，环氧化天然橡胶（ＥＮＲ）具有良好的耐油性和气密性［１，２］，并由于环氧基团而有一定的极性，同其它高聚物的相容性较好．通过环氧基团的二......
2007年ENR中国承包商60强的总承包营业收入首次突破1万亿元大关，达到了近1万2千亿元，年增长率超过25％，远高于国家统计局公布的同期全国......
美国Engineering News-Record（以下简称“ENR”）杂志网站发布2009年度全球最大225家国际承包商排名结果，我国内地共有50家企业榜上有......
研究了天然橡胶(NR)与环氧化天然橡胶(ENR）并用胶的相结构对并用胶性能的影响。并用动态力学分析和电子显微照片分析了并用胶的结构......
采用适当提高反应温度、减小甲酸和过氧化氢用量的方法制备不同环氧化程度（Ｂ）的环氧化天然橡胶（ＥＮＲ），并利用质量作用定量，从ＥＮＲ的制备基本反应式......
蒙其古尔铀矿床是目前罕见的特富砂岩型铀矿床,其赋矿砂岩高岭石化强烈,探讨该高岭石化成因,将有助于深入解读该矿床的超常富集机......
