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Abstract: Based on the research,development and experiment of a prototype of mobile offshore platform with negative pressure bucket foundation,the operating principles of towing positioning,grounding,floating and shifting of such type of platform in shall
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文摘:结合可移动钢制桶型负压基础先导试验平台的研制与试验，论述了该型平台在滩海浅水域的拖航、就位、坐底及起浮移位的工作原理，说明了钢制桶型负压基础在加入内囊后具有的可移动优势以及该型平台在我国滩海油田开发中广阔的应用前景。 |
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Abstract: Based on the result of the site investigation、test and field monitoring,this paper briefly describes the environmental geological condition and it′s fundamental character of Baitukan landslide,and analyses it′s formation mechamism、 stability and
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文摘:根据现场调查、测绘、勘探、试验和监测成果，简要阐述四川省康定城白土坎滑坡复活变形的环境地质条件和基本特征、成因机制、稳定状况及危害程度，并提出相应的防治对策。 |
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Abstract: Based on the result of visioplasticity test,the law of tube central upsetting was created,and the calculated method of displacement field and strain field were obtained.In this study,the four deformation modes were showed when ratio λ of height
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文摘:根据管坯视塑性实验法的实验结果，分析了无芯轴支撑条件下，管坯中部镦锻的变形规律，阐述了变形区位移场、应变场的计算方法；通过对实验结果的分析，得出了当镦粗比λ＞3，管坯中部镦锻时，内壁呈现四种典型的变形模式；论述了分流面的分布与四种变形模式之间的转化关系。 |
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Abstract: Based on the results obtained from seismic safety evaluation of 128 engineerng sites in China, statistics and analysis of relevant intensities with differient probability levels and peak acceleration are made to provide parameters of probability
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文摘:以全国范围内128项工程场地地震安全性评价结果为基础，对不同概率水平相应的地震烈度和加速度峰值进行统计分析，为合理确定抗震设计规范中设防地震的概率水平提供了依据。 |
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Abstract: Based on the results of hydraulic model test and remote-control ship model, the unsteady flow characteristics in the downstream approach channel and the reaches from Three Gorges Project to Gezhouba Project and navigation conditions in these rea
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文摘:根据水工模型试验成果，分析了三峡工程泄洪时坝下游引航道和两坝间河段(三峡至葛洲坝)的非恒定波流运动特性，结合遥控自航船模试验对两坝间的通航水流条件进行了分析评价，并提出了提高通航流量标准、改善通航条件的相应措施。 |
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Abstract: Based on the results of many year research of preharvest sprouting physiological mechanism both at home and abroad, a preharvest sprouting inhibiting agent was invented.
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文摘:基于多年来国内外有关穗发芽发生生理机理的研究结果，经室内和田间试验，研制筛选可防止穗发芽的抑制剂，该发明可有效地抑制穗发芽，成本低，施用方便，并对产量影响很小。 |
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Abstract: Based on the results of percolation test for core samples from a certain roller compact concrete dam in China, this paper presents a summary review on the law of precolation features of roller compact concrete.
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文摘:根据国内某碾压混凝土工程坝体芯样渗透特性试验成果，对碾压混凝土渗透特性规律进行了总结评述。 |
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Abstract: Based on the rigid visco-plastic FEM technique, this paper numerically simulate the superplastic bulging process of void-sensitive materials using pressure controlling strategy of maintaining maximum effective strain rate constant and void damag
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文摘:基于刚粘塑性有限元技术采用最大应变速率恒定的压力控制策略和超塑性成形空洞损伤演变模型对空洞敏感材料的超塑性胀形过程进行了数值模拟。 |
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Abstract: Based on the simulated laboratory experiment of pressure balance for fire extinguishing, the pressure regulating technique in the burning section of Meiyukou coal mine is summarized.
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文摘:在采场均压防灭火实验室模型模拟实验的基础上，总结了煤峪口矿现场实施火区的调压工艺技术。 |
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Abstract: Based on the site actual measurements, the inversion analysis on the d estroy range of roof and floor by the combined mining of thin seams was made by using numerical modeling.
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文摘:以现场实测结果为基础，利用数值模拟与反演方法分析了薄煤层联合开采的顶、底板破坏范围。 |
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Abstract: Based on the statistical characteristics of Chinese maximal noun phrases (MNPs) in a Chinese corpus with 5 573 sentences,two efficient identifying algorithms for Chinese MNPs:(1) To identify MNPs by using boundary distribution probabilities; (2)
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文摘:通过对包含5573个汉语句子的语料文本中的最长名词短语的分布特点的统计分析,提出了两种有效的汉语最长名词短语自动识别算法：基于边界分布概率的识别算法和基于内部结构组合的识别算法.实验结果显示,后者的识别正确率和召回率分别达到了85.4%和82.3%,取得了较好的自动识别效果. |
