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[期刊论文] 作者:CHAI Bao-Feng,LIANG Ai-Hua,Kla, 来源:中国农业科学 年份:2004
High embryogenic calli of three cutivars of Kentucky bluegrass, Md, Bd, and Gm, were in-duced from mature embryos, and were proliferated on medium K3 and K5. Em...
[期刊论文] 作者:CHAI Bao-Feng,LIANG Ai-Hua,Kla, 来源:城市道桥与防洪 年份:2003
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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