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[期刊论文] 作者:Lixin Mao, 来源:代数集刊(英文版) 年份:2007
Let MR be a right R-module over a ring R with S= End(MR)We study the coherence of the left S-module sM relative to a torsion theory for the category of right R-...
[期刊论文] 作者:Xiang GAO Lixin MAO Ming TIAN, 来源:材料科学技术学报:英文版 年份:2006
聚碳酸酩(pc )/polypropylene (pp )/silicate attapulgite (在) ternarynanocomposites 首先经由二拍子的圆舞被准备融化相配的过程。第三的 composites 的阶段结构被传播电...
[期刊论文] 作者:Xiang GAO,Lixin MAO,Ming TIAN,, 来源:材料科学技术学报(英文版) 年份:2004
Polycarbonate (pc)/polypropylene (pp)/silicate attapulgite (AT) ternary nanocomposites were first prepared via the two-step melt blending process. Phase structu...
[期刊论文] 作者:Xiang GAO,Lixin MAO,Ming TIAN,, 来源:城市道桥与防洪 年份:2006
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生、测量监控等方面人手,介绍了S226海滨大桥...
[期刊论文] 作者:Driss Bennis,J.R.García Rozas,Lixin Mao,Luis Oyonarte, 来源:代数集刊(英文版) 年份:2020
In Enochs' relative homological dimension theory occur the (co)resolvent and (co)proper dimensions,which are defined by proper and coproper resolutions construc...
[期刊论文] 作者:Bingbing SHI,Xiangchun CHANG,Zhongquan LIU,Ye LIU,Tianchen GE,Pengfei ZHANG,Yongrui WANG,Yue WANG,Lixin MAO, 来源:地球科学前沿 年份:2021
Tight sandstone reservoirs are generally char-acterized by complex reservoir quality,non-Darcy flow,and strong heterogeneity.Approaches utilized for evaluat-ing physical property cutoffs of conventional reservoirs maybe inapplicable.Thus,a ......
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