我们经常这样做纸环的。
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.
妈妈至今都不知道，多年前当她小心翼翼地把纸链从树上一环一环取下来时，我正在另一个房间里看着她所做的一切。
Mom still does not know that many years ago I was watching from the other room as she delicately removed the chain from the tree, one link at a time.
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%.
用注水（双环）法和人工降雨法对陕西省淳化县泥河沟流域和安塞县纸坊沟流域坡耕地土壤水分入渗性能进行了研究。
The infiltration properties of slope farmland are studied by means of the water storage method and the simulated rainfall method respectively.
本实用新型涉及一种环氧纸玻璃布双面覆铜板，用于各种电子设置、仪器仪表、电路板的基础材料。
The utility model relates to an epoxy paper glass cloth double-faced copper-clad plate, which is applied to the basic materials of different electronic devices, instruments and circuit boards.
对某电厂使用的变压器高压油浸纸电容式套管和环氧浸纸电容式套管的运行情况进行了比较，并对曾出现的故障类型进行了分析。
The tests of the grounding apparatus mounted at the transformer bushing tap and oil-filled paper condenser type bushing of 220 kV transformers in Shahe substation is presented.
对某电厂使用的变压器高压油浸纸电容式套管和环氧浸纸电容式套管的运行情况进行了比较，并对曾出现的故障类型进行了分析。
The tests of the grounding apparatus mounted at the transformer bushing tap and oil-filled paper condenser type bushing of 220 kV transformers in Shahe substation is presented.
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