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- SOILS: INVESTIGATION AND TESTING. STATIC COMPRESSION TEST ON SINGLE PILE. 土壤。检验与试验。
- The hot deformation behaviors and microstructure evolution of 6Cr21Mn10MoVNbN steel were systematically analyzed by thermomechanical compression test and hot rolling solid solution test, and the best technical parameters were obtained. 通过热模拟压缩试验和热轧固溶试验系统分析了6Cr21Mn10MoVNbN钢的热变形行为和显微组织演变规律,获得了最佳的工艺参数。
- Flemings M C. Behavior of metal alloys in the semi solid state[J]. Metall Trans, 1991.22B(6) : 269-293. 王渠东丁文江.;镁合金及其成形技术的国内外动态与发展[J]
- A new process, liquidus semi continuous casting(LSC) to produce semi solid slurries of aluminum alloy, was presented. 结合铝合金半连续铸造的生产工艺,介绍了铸造铝熔体液面的控制措施以及每种控制措施的实践效果。
- Abstract: The research on simulation of semi solid forming processes including rheocasting, partial remelting and thixoforming, was reviewed. 论述了半固态金属加工技术,即流变铸造、二次加热与触变成形等工艺过程数值模拟技术的研究进展和现状。
- Through optimizing the processing parameters, semi solid Al 7%Si alloy cylinders with thixotropic non dentritic structures were successfully produced. 棒料内部组织形貌为具有类圆形轮廓的初生相晶粒浸润在细共晶体中,与传统的凝固枝晶组织有显著差异。
- Based on stress control triaxial compression test and consolidation test, the indeterminacy of test result for rockfill was studied. 摘要依据堆石料压缩试验和应力式三轴试验成果,对堆石料力学试验中的不确定性进行了论述。
- Semi solid forming is one of new types of material processing.This paper analyses the present and the future of this new forming technology. 半固态加工是金属材料成形领域中的一种新工艺。分析了铝合金半固态成形技术的现状及发展趋向。
- Thixotropy The property of letterpress and offset inks of becoming fluid when stirred and setting to a semi solid tate when left at rest for some times. 活版及柯式油墨的一种特性。当搅拌后,油墨变得稀,但让它静止一段时间,它又变回半固体状态的情况。
- According to the compression test of two warp fleece fabrics, the influence of the PTT fiber on the warp knitting fleece performance was analyzed. 简单介绍了PTT纤维的性能,并对PTT经编拉绒织物的抗倒伏性能测试方法及倒伏机理进行了探讨。
- Contrast with triaxial compression test result, it shows that this model correctly reflects the relation of stress-strain. 通过与砂岩试件三轴压缩试验实测结果对比,证明模型可以很好地反映岩石的应力-应变关系。
- The different influences on tangent bulk modulus of conventional triaxial test and isotropic compression test were considered. 考虑了常规三轴试验和各向同性压缩试验对切线体积模量的影响。
- Through the unconfined compression test and triaxial rigidity test without drain, the authors studied the properties and influence of different formula for the clay-cement grout. 通过对不同配比的粘土-水泥浆液结石体的室内无侧限抗压强度试验以及三轴固结不排水试验,揭示了各因素对粘土-水泥浆液结石体性质的影响。
- The theoretical predictions are compared with triaxial drained and undrained compression test results of a marine soft soil;it is shown that the model is reasonable. 将理论预测与某海洋软土三轴排水与不排水剪切试验结果比较,显示了该模型的合理性。
- Fluxes and cover gases are currently used for the melting and production processes, and semi solid thixocasting is also used to lower the operation temperature, but there still remain many problems. 目前一般采用熔剂覆盖和气体保护法熔炼生产镁合金,或采用半固态射铸成形工艺以降低作业温度,但都存在着不少缺点。
- The flow stress of 7A60 ultra high strength aluminum alloy was studied by isothermal compress test at constant strain rate. 采用等温恒应变速率压缩试验对7A60超高强度铝合金的流动应力进行了研究。
- Due to the characteristics of GEC, which lies in its ability to double capacity of every group, it can compress test data efficiently. 组扩展码将每组的容量扩大了一倍,能有效压缩芯片测试数据量。
- The deformation characteristics of collapsible and expansive soil under the condition of wetted in stages are experimentally studied by triaxial compression test. 摘要对陕西张桥的湿陷性黄土和安康的膨胀土分别进行了分级增湿变形试验。
- The results of immersion compression test(AASHTO T165) demonstrated the residual strength index excess 100% show that have good performance to resist to peel. 剥脱试验结果显示其抗剥脱性能良好,且滞留强度指数更大于100%25。