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[期刊论文] 作者：Yongsheng Liu Laifei Cheng Lit,
来源：北京科技大学学报：英文版 年份：2007
A silicon dioxide fiber-reinforced silicon nitride matrix (SiO2/Si3N4) composite used for radomes was prepared by chemi- cal vapor infiltration (CVI) process us...
Design, preparation, and structure of particle preforms for Si3N4（p）/Si3N4 radome composites prepare
[期刊论文] 作者：Yongsheng Liu Laifei Cheng Lit,
来源：北京科技大学学报：英文版 年份：2008
A particle preform was designed and prepared by conglomerating and cold-pressed process,which was condensed by chemical vapor infiltration(CVI)process to fa...
[期刊论文] 作者：Yongsheng Liu,Laifei Cheng,Lit,
来源：北京科技大学学报（英文版） 年份：2004
A silicon dioxide fiber-reinforced silicon nitride matrix (SiO2/Si3N4) composite used for radomes was prepared by chemical vapor infiltration (CVI) process usin...
Design, preparation, and structure of particle preforms for Si3N4(P)/Si3N4 radome composites prepare
[期刊论文] 作者：Yongsheng Liu,Laifei Cheng,Lit,
来源：城市道桥与防洪 年份：2008
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...
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