This paper presents the test results of 24 axially-loaded confined concrete stub columns with net reinforcement of high steel ratio.
本文报导了24个高配筋率的方格网套箍混凝土柱体轴压试验结果。
For partial prestressed concrete high-rise tower structure, stiffness coefficient is independent of prestress level, ratio of reinforcement and external load effect, etc.
对于部分预应力混凝土高耸结构，截面刚度系数与预应力水平、外荷载及截面配筋率等很多因素有关。
The super high strength, ductility, nanometer scale and large aspect ratio of carbon nanotubes (CNTs) make it an ideal reinforcement additive for composites.
碳纳米管极高的强度、韧性及其纳米尺寸和极大的长径比，使其有望成为复合材料理想的增强体。
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