论文部分内容阅读
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海滨大桥主桥连续预应力混凝土变截面箱梁2#～7#块、8#、8
Modeling Cadmium Transport in Neutral and Alkaline Soil Columns at Various Depths
【摘 要】
：
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
【机 构】
：
USDA-ARS Agricultural Systems Research Unit, Fort Collins, CO 80526(USA);College of Hydraulic Scienc
【出 处】
：
土壤圈（英文版）
【发表日期】
：
2012年3期
【基金项目】
：
the National Basic Research Program (973 Program) of China;国家自然科学基金
其他文献
An approach was described to produce a wound area in vitro using laminar flow technique to selectively remove cells in microfluidic channels.Cell migration whic
An E.coli SOS-EGFP biosensor which expresses enhanced green fluorescent protein as a reporter protein under the control of recA gene promoter in SOS response wa
对自行研制的4种不同Bi含量易切削Zn-Al合金在3.5%的NaCl溶液中进行浸泡腐蚀试验,并与潮湿和干燥空气中的试样作对比。采用X射线衍射、场发射扫描电镜、能谱分析以及电化学测
A novel approach for additive free synthesis of nanocrystalline magnesium hydroxide (MH) and magnesium oxide (MgO) using microwave technique is herein reported.
To identify the concentrations and sources of heavy metals,and to assess soil environmental quality,63 soil samples were collected in Yibin City,Sichuan Provinc
以2,4-二氨基-6-羟甲基吡啶并[3,2-d]嘧啶为原料,与对甲酰基苯甲酰谷氨酸二乙酯发生Wittig反应构建叶酸类似物的骨架结构,还原吡啶环得到4-氨基-8,10-二碳杂四氢叶酸类似物,
Whether plant coexistence can reduce the impacts of lead(Pb)on crops in agroecosystems has not been well understood.We conducted a factorial experiment to inves
用试验方法直接研究杂质对电力电容器元件内部电场的影响难度大,所以在考虑极板边缘结构的情况下,运用分析结构复杂模型有优势的有限元法进行电场仿真计算.通过有限元法对元
The aim of this research was to evaluate weathered spent mushroom substrate (SMS),made from spent Flammulina velutipes mushroom substrate,as a growing medium fo
Background Primary liver cancer (PLC) is a common malignant tumor.Over the past decade,although farnesyltransferase (FTase) has emerged as a significant target