| 1. | Abstract : on the basis of random property of seismic load and structural material , the limited state equation for industry equipment under seismic load is established referring to probability knowledge
文摘:综合考虑地震作用和结构材料的随机性，运用概率论的知识建立了地震作用下钢铁工业设备各种破坏形式的极限状态方程，并求出了对应于某种地震烈度，设备出现各种破坏状态的概率。 |
| 2. | However the experience about design of high arch - darn is not enough in deep valley , especial when the dam is located in the areas of intensive earthquake . therefore the study of three dimension earthquake response is great significant in reality and history to the hydroelectric construction
然而，由于缺乏在河谷高宽比大的高拱坝设计经验，特别是在高地震烈度区修建高拱坝，因此，本项目的研究分析具有十分重要的现实意义。 |
| 3. | Analysis of the inter - velution ship and its influence factor between loess landslide slope failure and charecterisitics of soil and rock mass show that the range of landslide slope failure enlarges with the development of earthquake intensity , coeffient of pore pressure and cohession . it delarges with the development of angle of internal friction ; use simplicity bishop method and computer to get simplicitely and quickly usable stability anlytic figures and data table
分析黄土滑坡与岩性的内在关系及其影响因素表明,滑坡范围随地震烈度、孔隙水压力系数、粘聚力的增大而增大,随土体内摩擦角的增大而减小;采用简化毕消普法,借助计算机,获得了简捷明快、使用方便的稳定分析图表。 |
| 4. | The forcast and assessment on earthquake stonebrash liquefaction of the yellow river delta had been analysed and worked over synthetically and closely for the first time in the history , eventually , it was proved that the earthquake stonebrash liquefaction was the predominant disaster in the yellow river delta and several regions would bring about earthquake stonebrash liquefaction disaster when the intensity of an earthquake was 6 degree
开展了黄河三角洲第四系沉积特征方面的研究4首次全面的对黄河三角洲地区地震砂土液化进行区划和预测评价，提出地震砂土液化是黄河三角洲主要的地震地质灾害，当地震烈度为时，部分地区将产生液化的新观点。 |
| 5. | The arch dams locate at such areas which have high mounain , deep valley , steep slope , narrow riverway and high seismic intensity . the aseismic capabilities of high arch dams have relationship with lives and properties of people and productions of industry and agriculture , so the eanhquake becomes the main factor of arch darns design
这些大坝所在地区山高谷深，岸坡陡峻，河道狭窄，地处高地震烈度区，高坝的抗震性能关系到下游广大地区工农业生产和人民生命财产的安全，考虑地震因素成为大坝设计中的控制工况。 |
| 6. | The safety of ash dam situated in earthquake regions has always been paid great attentions by designers . because of the big void ratio and easy liquefaction of fly ash , it is of great significance to investigate the seismic stability of such ash dam with the height over 100m , as sanmenxia longgou ash dam
粉煤灰具有孔隙比大、易液化等特点，建在高地震烈度区的三门峡龙沟灰坝已超过百米，在国内尚无先例，其抗震安全性与施工措施、设计指标的分析、研究具有深远的科学意义与广阔的应用前景。 |
| 7. | In case that the overall seismic resistance design of these kinds of huge platforms and upper structures is under developed , and that beijing is in the area of strong earthquake ground motion , overall seismic behavior and design method about these sorts of structures deserve in - depth experimental and analytical research
由于此类超大平台结构和上部结构整体抗震设计的经验尚少，而且北京地处高地震烈度区，故对这种超大平台结构和上部结构，整体抗震性能和设计方法是工程中亟需解决的问题。 |
| 8. | According to the theory that the probabilistic distribution of seismic intensity fits extreme value type hi , a method to confirm seismic power that is pertinent to the period of expectant use is discussed . at the same time , the way to deal with seismic details is given by introducing system coefficient and coefficient factor . in summary , this paper provides engineers a seismic design method that is pertinent to the period of the building ' s expectant use
根据地震烈度的概率分布符合极值型的理论，探讨了在相同概率保证下，不同设计使用年限与设计基准期之间地震作用的关系以及不同设计使用年限与设计基准期之间抗震构造的关系，引入了对应于设计使用年限的地震作用调整系数和抗震构造折减系数及其体系影响系数和局部影响系数，发现了现行抗震鉴定标准所采用的设计使用年限。 |
| 9. | The advantages of circular steel tubular columns filled with steel - reinforced concrete are discussed by comparison to reinforced concrete columns . from the above analysis , we can conclude that circular steel tubular columns filled with steel - reinforced concrete which have high load - carrying capacity as well as excellent ductility can be used widely especially in the buildings of strong seismic intensity zone
从试验研究、理论分析和试设计的结果，可以看出钢骨?钢管混凝土柱具有很高的承载力和很高的延性，这种柱具有广泛的应用前景，特别适用于高地震烈度区柱的设计。 |
