This kind of resin composite manhole cover with glass fiber and resin as the basic material, curing agent, accelerator as auxiliary material.

这种树脂复合型井盖以玻璃纤维和树脂为基本材料，以固化剂、促进剂等为辅助材料制成。

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The curing effect of different kind of UF resin in different curing system is different, chemical structure, fe and mechanics properties of cured UF resin is different.

不同固化体系对不同种类UF树脂的固化效果不同，固化后树脂的结构不同，其力学性能和甲醛释放能力也不同。

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Effect of curing temperature, curing time, resistance to media, kind and volume of the sand-laden fluid, and particle size of proppant on fibre compound sand control system were discussed.

探讨了固化温度、固化时间、耐介质性、携砂液的种类和用量以及支撑剂粒径等对纤维复合防砂体的影响。

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Erecting a new legal barrier of this kind might be a mistake, not least because to some extent this problem is curing itself.

ECONOMIST: Only if it is properly governed