According to the analytic results, it shows that the effect of prestressed FRP sleeve of strengthening concrete column is superior to that of the ordinary FRP materials.
分析结果表明，预应力的FRP套筒补强混凝土柱的效果明显高于一般的FRP材质。
Based on the main structure of the erect sleeve washer, it installs a hollow column in the center of the inner tank.
它在竖直套桶式洗衣机主体结构基础上，内桶中心安装一空心立柱。
The method of 5-ring screw hoop, 1-pen hoop and non-shrinkage high-strength mortar poured into sleeve is used at the seismic joint of new-type prefabricated reinforced concrete beam-column.
新型预制钢筋混凝土梁柱抗震节点采用五环螺旋箍、一笔箍和在套筒中灌注无收缩高强砂浆的方法制作。
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