The curing mechanism of NCO/OH polyurethane paint combines cross lin king mechanism of NCO and OH groups, NCO and moisture in the air.
NCO/OH型聚氨酯漆的固化机制是—NCO与—OH反应交联和—NCO与空气中水分反应交联的叠加。
The internal RH-change of concretes with one-dimensional moisture transported was measured, in different RH curing environment.
在不同湿度养护环境下,测试沿单轴方向传湿的混凝土试件内不同部位处相对湿度变化情况。
The results showed that the moisture and chlorophyll contents in tobacco leaf decreased gradually, total nitrogen content changed little, nicotine content declined slightly as the advance of curing.
结果表明,烟叶含水率和叶绿素含量随调制进程的推进而逐渐下降,在凋萎变黄期间烟叶中淀粉、 蛋白质含量逐渐减少,总糖和游离氨基酸含量增加。
To master the laws of changes of pigment and moisture in the cured tobacco leaves during bulk curing process and increase the quality of the cured tobacco leaves.
为了掌握密集烘烤中烟叶色素和水分变化规律,提高烟叶烘烤质量,研究了密集烘烤过程中烟叶水分和色素含量的动态变化。
The moisture content change and some physiological mechanism in tobacco leaf during flue curing process were studied.
研究了烟叶烘烤过程中某些生理变化及与水分动态的关系。
When not in use must be locking cap, exposed to moisture in the air may cause the curing in the container.
不用时必须锁紧瓶盖,暴露在有水分的空气中可能使其在容器中固化。
It shows good adhesion, small curing shrinkage, non toxicity and simple application process. The coatings thereof can be used in high temperature and moisture circumstances for long term.
该涂料具有对基材附着力好、固化收缩小、无毒环保、使用方便、可长期在高温和高湿环境下使用等优点。
It shows good adhesion, small curing shrinkage, non toxicity and simple application process. The coatings thereof can be used in high temperature and moisture circumstances for long term.
该涂料具有对基材附着力好、固化收缩小、无毒环保、使用方便、可长期在高温和高湿环境下使用等优点。
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