制备出几种淀粉衍生物表面施胶液，并对比了施胶后瓦楞纸的环压强度以及耐折度这两项指标。
Several starch derivatives was prepared as surface sizing agent, and then compared two indicators including ring crush strength and folding endurance.
在瓦楞纸中的使用表明，添加0.5%的氧化淀粉—丙烯酰胺接枝共聚物可使瓦楞纸的环压强度增加52%。
It was found that when 0.5% oxidized starch-acrylamide graft copolymer was added to the polymer, the ring-crush strength of the corrugated paper increased by 52%.
结果表明，二次纤维抄造过程添加水溶性维纶纤维可以明显改善纸张强度性质，其裂断长、撕裂指数和环压强度均有提高。
The results showed that the tensile, tear and ring crush compression resistance of the paper increased by using water-soluble PVA fibers.
通过对纸蜂窝结构特性和压缩破坏机理的分析，建立以原纸环压强度为控制的纸蜂窝结构面外载荷理论模型和临界载荷计算方法。
The model and calculating method for determining the out-plane load of paper honeycomb were established based on the ring crush strength of paper.
利用最大应力强度准则，得到了单一螺旋缠绕及螺旋加环向缠绕圆环压力容器爆破压强的计算式。
According to the maximum stress strength criterion, the burst pressure formula for the single spiral and the spiral with hoop filament-wound toroidal pressure vessel were obtained.
介绍了聚环氧丙烷类高抗收缩剂的收缩机理和制备方法，并且对其进行了抗压强度及抗拉强度的性能测试。
The reaction mechanism, method of synthesis and property testing of polyoxypropylene series compounds as shrinkage reducing agents in cement concrete are introduced in this paper.
测量了硬x射线闪烁谱及其空间分布，讨论了逃逸电子产生的硬x射线强度与充气压强、环电流、纵向磁场之间的关系。
The hard X-ray scintillation spectrum and its space distribution are measured. The relation between hard X-ray intensity, pressure of filling gas and toroidal current is discussed.
本夹具在固定蝶形试样上下两端，使之成垂直状，搭配环压试验机可测试竖压强度。
This grip is working with ring crush tester to test the column compression strength.
本夹具在固定蝶形试样上下两端，使之成垂直状，搭配环压试验机可测试竖压强度。
This grip is working with ring crush tester to test the column compression strength.
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