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Based on the process of the wall preparation, erection and welding from the practice of some 10,000 m^3 oil tanks with an inner floating drum, this article analyzes the phenomena and causes of the wall deformation and puts forward the relevant controls fo
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本文结合10000立方公尺内浮顶油罐的工程实践，从预制加工、组装、焊接全过程分析壁板变形的各种现象和成因，针对壁板变形的不同情况提出有针对性的控制措施，取得了良好的控制效果。 |
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Based on the producing characteristic and level of citrus in Chongqing, this paper summarized the practice and experiment at all over the country, discussed on the organizing models and guaranteeing methods of policy in the building area of producing citr
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笔者以重庆市“百万吨”柑橘产业化工程为例，在分析柑橘生产特点及目前重庆市柑橘生产发展水平的前提下，总结各地农业产业化的实践经验，初步探讨了柑橘生产基地建设运作模式及政策保障措施。 |
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Based on the product development strategy of the company and product line, he should participate in planning the architecture of a domain, to ensure the architecture is correct and sustainable in technical orientation, so that the development of the platf
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根据公司和产品线的产品发展战略，参与制定某领域的构架规划，确保该领域构架技术发展方向的正确性和可持续性，为平台和产品开发提供依据。 |
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Based on the productive rolling experiments on two material sources of the excavated debris for construction of the downstream side of dam body, the compaction characteristics of the materials are analyzed and the rationality of the related design filling
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摘要通过对下游坝体填筑石渣料的两个料源进行生产性碾压试验，了解分析其压实特性，核实设计填筑标准的合理性，推荐达到填筑标准的经济合理的压实方法、机械类型、施工参数等。 |
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Based on the progress in rail manufacturing technology and the newest achievements in track research and design, this paper studies the selection of cut-length, quality and materials of rails for urban rail transit, and suggests that multiple factors shou
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摘要根据钢轨制造技术的发展并结合轨道研究和设计领域的最新成果，对城市轨道交通钢轨定尺长度、钢轨质量及钢轨材质选择进行分析和探讨，并建议在钢轨选型时，应全面考虑不同线路布置特点，车辆及荷载情况，运输、施工及维修条件，建设工期，初期投资及运营成本要求等综合因素，力求使每条城轨交通中的钢轨选型方案在满足安全可靠的基础上，更具工程针对性和经济适用性。 |
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Based on the project construction practice of Letan hydropower station, the paper expatiates the important significance on bringing down hydraulic power construction cost and improving investment efficiency from a few key points of project investment cont
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摘要通过对乐滩水电站工程建设实践，该文从水电站工程建设阶段工程投资控制的几个关键环节来阐述对降低水电工程造价、提高投资效益的重要意义。 |
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Based on the project of a new television tower in Guangzhou, the blind-hole method is employed in this paper to measure the longitudinal and circular residual stress in the inner and outer surface of a steel tube.
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摘要以广州新电视塔钢结构工程用大口径厚壁埋弧直缝焊管为对象，采用一种应用广泛且精度较好的检测方法－盲孔法，对厚壁直缝焊管内外表面的残余应力进行了检测。 |
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Based on the project scale argumentation of Letan hydropower station, the paper briefly introduces the main results of scheme's technical &economical comparison and the main factors of scheme option in the option and design stage of the normal storage wat
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摘要通过乐滩水电站工程规模论证，简述该工程正常蓄水位选择和装机容量选择设计阶段方案技术经济比较的主要成果、取舍方案的主要因素、以及项目建议书评估会专家组的评估意见；并根据乐滩水电站工程规模设计论证总结类似工程规模论证时的主要技术要点。 |
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Based on the propagation law of partially coherent light, spectral changes of a polychromatic Gaussian-Schell model beam propagating in free space is studied.
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摘要基于部分相干光的传输定律，研究了多色高斯－谢尔模型光束在自由空间中传输的光谱变化。 |
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Based on the properties of bisymmetric matrices, a class of constrained inverse eigenproblem and associated approximation problem for bisymmetric matrices were essentially decomposed into the same kind of subproblems for real symmetric matrices with small
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摘要根据双对称矩阵的性质，将双对称矩阵的一类约束逆特征值问题及其逼近问题分解成具有较小阶数的实对称矩阵的同类子问题，然后利用实对称矩阵的结果导出双对称矩阵的这两个问题的解。 |
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Based on the prototype observation and model test made for the periodic-flushing de-silting basin, the process and the division of the three-stage hydraulic flushing are put forward on the basis of the feature of water-sediment movement, and then the calc
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摘要依据定期冲洗式沉沙池水力冲洗的原型观测和模型试验，根据水沙运动特征，提出定期冲洗式沉沙池水力冲洗三阶段冲洗过程及划分，分别给出泄空冲洗、溯源冲洗和沿程冲洗各阶段的计算式和有关参数。 |
