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Based on the investigation about destroy instance in concrete pavement, this paper analyzes the causation of slab suspending, puts forward some prevention measures, which has some referential value to promote the quality and to prolong the life of concret
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摘要根据水泥混凝土路面破坏情况的调查，分析了混凝土路面产生板底脱空现象的原因及其防治措施，对预防早期破坏，延长水泥混凝土路面的使用寿命具有指导意义。 |
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Based on the investigation and analysis on the changing trend and the causation of the incoming runoff of Panjiakou Reservoir (the water source of Water Diversion Project from Luanhe River to Tianjin), a preliminary conclusion of the decrease of the incom
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摘要通过对引滦工程水源地潘家口水库入库径流量变化趋势及其原因的调查分析，得出潘家口水库入库径流量减少的初步结论，表明工农业发展加快、用水量逐年增加及人类活动使下垫面条件的变化是潘家口水库入库径流量减少的主要原因。 |
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Based on the investigation and statistics of the damage to the wharf structures, the characteristics of the damage were summarized and the causes of the deformation were theoretically analyzed, which were verified by field observation and mathematic model
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通过对破损状况的调查统计，总结出了破损的特点，对破损的原因进行了理论分析，并用原型观测和数模计算结果进行了验证。 |
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Based on the investigation in the village of Wujiazhuang in Taigu count y in Shanxi, the study focuses on the relationship between both of the economic growth and the decision pattern of the farmer's household and the life cycle.
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本研究运用全国农村固定观察点山西太谷县武家庄村的调查资料，着重研究了农户经济状况和家庭决策模式与农户家庭生命周期的关系，结果表明：两者都与农户家庭生命周期密切相关。 |
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Based on the investigation of information resource digitization projects both in domestic and abroad libraries, the authors conclude that this kind of project is a complicated and systematic project, which is composed of main elements such as project plan
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摘要在对国内外图书馆信息资源数字化项目考察的基础上，指出这类项目的实施是一个比较复杂的系统工程，其中所包括的主要要素有项目规划、数字化内容选择、数字化流程准备、数字文档保存、元数据析取、知识产权管理和项目管理。 |
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Based on the investigation of market taken rate for various membrane products, research and application status of membrane technology in petrochemical industry are reviewed in this paper.
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摘要介绍了现有的膜分离技术在石油化工及其相关领域的研究与应用现状，分析了各种膜产品的市场占有率及未来发展趋势。 |
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Based on the investigation of the constructive project, this paper evaluates the shallow tunnel construction technology in Beijing Metro with hierarchy analysis process, calculates the relatioe weight of each site technique, proposes the existing problems
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摘要在对北京某地铁项目浅埋暗挖施工技术调研结果的基础上，应用层次分析法对浅埋暗挖施工技术进行了评价，计算出各个单项技术的相对权重，提出了存在的问题和改进的建议。 |
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Based on the investigation of the original water quality, the purification process is pertinently designed, and then the requirements of the water supply are obtained as well.
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在调查分析原水水质的基础上，有针对性地设计净水工艺流程，达到供水要求。 |
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Based on the investigation of the underwater and above-water earthquake damage to the piled jetties in the Kobe violent earthquakes in 1995 and the Miyagiken-oki violent earthquakes in 2003, Japan, the causes of the earthquake damage to the high pile jett
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通过对2003年日本宫城县冲地震和1995年阪神大地震中港湾高桩码头的水上和水下震害调查，分析了两次地震中出现的高桩码头震害的原因，并根据计算分析结果探讨了其破坏机制。 |
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Based on the investigation on the structure and niches of secondary forests in Jiulongkeng, Guangze, Fujian province, the distribution law was studied and natural succession tendency was worked out for primary arbors and shrubs in different slope directio
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摘要通过对福建光泽九龙坑不同坡向天然次生林的林分组成和生境的调查，研究主要乔灌木树种在不同坡向林分中的分布规律，分析出不同坡向林分的天然演替趋势，为人工促进天然更新提供科学依据。 |
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Based on the investigations of 46 species of fossil spores and pollen belonging to 28 genera which were found from the Yongping Formation and Wayaopu Formation of Upper Triassic in Tongchuan region of Shaanxi Province, the early to late Late Triassic paly
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摘要本文基于陕西铜川地区上三叠统水坪组和瓦窑堡组发现的孢子花粉化石28属46种的研究，建立了研究区晚三叠世早期至晚期孢粉植物群。 |
