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[期刊论文] 作者:Abdul Majeed,Shahzada Munawar Mehdi,Abid Niaz,Abid Mahmood,Ehsan-Ul-Haq,Naeem Ahmad,Shahid Javid,Atif Mehmood, 来源:城市道桥与防洪 年份:2018
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:Abdul Majeed,Shahzada Munawar Mehdi,Abid Niaz,Abid Mahmood,Ehsan-Ul-Haq,Naeem Ahmad,Shahid Javid,Atif Mehmood, 来源:The Crop Journal 年份:2018
Crop phosphorus(P) deficiency and poor utilization of added P is a major agricultural problem due to reduced solubility of soil P and rapid fixation or precipitation of applied P fertilizer in alkalin...
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