Results 111 to 120 of about 33,590 (182)
ポリエステル ジュウゴウ ショクバイ ノ リロンテキ ケンキュウ [PDF]
this is the author’s version of a work that was accepted for publication in Polymer. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control mechanisms may not be ...
Shigemoto, Isamu +2 more
core
[Comparative analysis of microbial communities in different oral ecological niches of preschool children]. [PDF]
Liu J, Sun Y, Wu J, Tang S, Ding G.
europepmc +1 more source
[Whole genome sequencing and analysis of familial nonsyndromic congenital tooth agenesis]. [PDF]
Zheng Y, Wang D, Jiang T, Yang D, Lu H.
europepmc +1 more source
[Preface for Special Issue on Clinical Analysis]. [PDF]
Wang SM, Kang JW.
europepmc +1 more source
本文回顾了全球化与国际贸易的相关研究,使用2002年103个国家的商品出口贸易数据,通过主成分分析法和首位联系分析,对国际贸易空间格局,尤其是国际贸易流向与贸易组团进行了研究。着重指出了国际商品贸易体系中的等级结构和核心国家,分析了区域性贸易组团形成的驱动因素。研究发现美国和欧盟是第一级贸易中心,是世界性核心;中国和日本是第二级中心,是世界性贸易核心的候补者;俄罗斯联邦、韩国、印度、巴西、新加坡、沙特等则为第三级的区域性贸易核心。贸易组团的组成反映了地理、文化、经济、政治等诸多因素的影响 ...
于良, 王成金, 金凤君
core
[Research progress in clinical pathology and molecular mechanisms of pancreatic adenosquamous carcinoma]. [PDF]
Pan Z +7 more
europepmc +1 more source
[Preparation of a novel polyhydroxy silica stationary phase and application in the separation of alginate oligosaccharides]. [PDF]
Jiao RW +9 more
europepmc +1 more source

