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
Simulated NH4+-N Deposition Inhibits CH4 Uptake and Promotes N2O Emission in the Meadow Steppe of In
【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】
：
Key Laboratory of Agricultural Environment,Ministry of Agriculture,Agricultural Clear Watershed Grou
【出 处】
：
城市道桥与防洪
【发表日期】
：
2017年2期
其他文献
编者按:24集大型理论文献专题片,由军事科学院军事历史研究部和八一电影制片厂联合制作.文稿总策划:王福成;总撰稿:肖裕声、江英;策划:齐德学;统稿:张明金、姜铁军、魏碧海;
桂枝茯苓丸是用于治疗“妇人宿有癥病,经断未及三月而得漏下不止,胎动在脐上者”.历来多用于盆腔肿块,小腹或少腹疼痛,拒按,或持续下腹痛伴腰骶下坠沉重,月经色黯有血块,经行
Effects of Different Biochars on Pinus elliottii Growth, N Use Efficiency, Soil N2O and CH4 Emission
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
Effect of Dark Septate Endophytic Fungus Gaeumannomyces cylindrosporus on Plant Growth, Photosynthes
Dark septate endophytic(DSE) fungi are ubiquitous and cosmopolitan, and occur widely in association with plants in heavy metal stress environment. However, litt
Biochars are, amongst other available amendment materials, considered as an attractive tool in agriculture for carbon sequestration and improvement of soil functions. The latter is widely discussed as
Soil Carbon and Nitrogen in Response to Perennial Bioenergy Grass, Cover Crop and Nitrogen Fertiliza
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
Addition of clay-rich subsoil to sandy soil results in heterogeneous soil with clay peds(2-mm) or finely ground(< 2 mm) clay soil(FG), which may affect the nutr
A Comparative Study of the Cellular Microscopic Characteristics and Mechanisms of Maize Seedling Dam
Superabsorbent polymers(SAPs) as soil moisture conditioners have been increasingly used in agriculture, but conflicting results were reported regarding the effe
目的:探讨不同程度全身炎性反应综合征(SIRS)患儿血浆D-二聚体(DD)、组织纤溶酶原激活物(t-PA)、纤溶酶原激活物抑制物1(PAI-1)的表达情况及其与病情危重程度的关系。方法:收
Phyto-Toxicity of Chromium in Maize: Oxidative Damage, Osmolyte Accumulation, Anti-Oxidative Defense
Agricultural production systems are immensely exposed to different environmental stresses in which heavy metal stress receives serious concerns. This study was