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Based on the test data of air chamber pushrod force-stroke, a computation model a bout air chamber pushrod force-stroke was established, and calculation formula of actuation deformation characteristics of the drum brake was proposed according to test data
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摘要以制动气室推出力－行程试验数据为基础，建立了气室推杆力与行程的计算模型，根据试验数据提出了鼓式制动器的促动变形特性的计算公式，用试验方法解决了制动器推杆总行程过大的生产实际问题。 |
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Based on the test of 3 concrete beams reinforced with surface adhering sand carbon fiber bar and 2 concrete beams reinforced with surface adhering sand glass fiber bar, the deflection, balanced reinforcement ratio, failure mode, and ultimate capacity were
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摘要以3根粘砂碳纤维聚合物筋混凝土梁和2根粘砂玻璃纤维聚合物筋的试验为依据，分析了纤维聚合物筋混凝土梁的挠度变形和破坏形式，以及界限配筋率和正截面承载力；并结合我国混凝土结构设计规范对梁的正截面承载力计算公式进行了推导。 |
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Based on the test of the flexural performance of reinforced concrete beams strengthened with aramid fiber reinforced plastics (AFRP) and reference beams, this paper analyzes the failure process and characteristics of the strengthened beams and factors tha
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摘要本文根据芳纶纤维加固钢筋混凝土梁和未加固的混凝土参考梁的抗弯性能静载试验研究，分析了芳纶纤维加固钢筋混凝土受弯构件的破坏过程，研究了加固后钢筋混凝土受弯构件正截面的破坏特征、受力特点及影响因素（粘贴层数和配筋率）。 |
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Based on the test result of hydraulic model of a project, this paper analyzes the influences of gate operation during operating period, combined operation of hydro-generation sets and the length of guide wall on navigable flow condition in entrance area,
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摘要根据实际工程的水工模型试验资料，分析枢纽工程运行期的闸门调度、机组组合运行和导航墙长度对口门区通航水流的影响，提出改善通航水流条件的枢纽运行方式。 |
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Based on the test results of saline soil samples of twelve places (Kashi, Sinkiang, China), the representative crude saline soil samples were selected for the experiment of freezing and thawing cycles in laboratory.
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摘要通过对新疆喀什地区12处天然盐渍土室内基本性质试验分析，选取典型天然盐渍土，在开放系统中进行反复冻融循环条件下的试验研究。 |
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Based on the tests of eight kinds of typical fabrics,the relation between the drape coefficient of different fabric and its revolving speed is analysed and discussed in this paper,an expressing method of indexes is proposed for the active degree of fabric
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分析了8种典型织物在不同旋转速度下的悬垂系数的变化规律,探讨描述织物动态悬垂性的活泼程度指标的表达方法. |
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Based on the tests of multi-ribbed composite wallboard, the characteristic of wallboard under different loading states have been analyzed in this paper, the corresponding mechanics computational models have been proposed, the multi-ribbed composite wallbo
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摘要在密肋复合墙板试验研究的基础上，分析了密肋复合墙板在不同受力状态下的受力特点，提出了相应的力学计算模型，并采用刚度等效原则将密肋复合墙板等效为均匀的硅酸盐板，建立了密肋复合墙板弹性刚度的实用计算公式，计算结果与实测结果符合较好。 |
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Based on the theoretical analysis and design practice in successful development of ALLWAY desiel engine in China, the design concepts of key parts and components of engine, in particular the cylinder block and cylinder head, are analyzed for meeting the r
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摘要结合我国自主开发的“奥威”发动机在设计工作中的理论分析与实践，就低排放中重型商用车柴油机在开发工作中为满足高性能、低排放的要求及在高燃烧爆发压力和高热负荷下正常可靠地工作，对发动机的关键零部件，尤其是缸盖与缸体的设计概念进行了分析。 |
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Based on the theoretical analysis of the anchorage technique of planting-bar, this paper presents the failure model, empirical formulation and key points of operation of planting-bar anchorage, and explains the development and application of planting-bar
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摘要通过对植筋锚固技术的理论分析，系统地提出了植筋锚固的破坏形式、工程经验公式及施工操作的要点，并结合现场试验与检测说明植筋技术在港口工程上的发展应用。 |
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Based on the theoretical contact mechanics, the numerical simulations demonstrated that the axial stiffness during compression was sensitive to both the amount of plastic deformation and the interparticle friction occurring at the contacts within the asse
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研究发现：弹塑性球颗粒系统在加载时其轴向刚度对颗粒间产生的塑性变形量及颗粒间的摩擦均很敏感。 |
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Based on the theoretical numerical simulation, experimental data of calibration pits, and time-elapsing logging data in cased production pits, a study is made for searching an evaluation method for cementing quality of the secondary interface by variable
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摘要从理论正演数值模拟、刻度井试验资料和实际生产井时间推移测井资料3个方面，探索用变密度(VDL)波形评价第二界面胶结质量的方法，提取反映第二界面的胶结状况的特征量。 |
