It is a vast deep love of humanity and valentine's love ah, like the burning flame, so that my cold heart changes to soft around flames.
那是一种广阔深切的人类之爱，情人之爱啊，像燃烧的火焰，使我冰冷的心化作绕柔的火苗。
This paper outlined the knowledge basis and basic thoughts for design of flame retardant systems for PVC soft articles.
介绍了进行PV C软制品阻燃体系设计必须了解的基础知识和基本思路。
The effects of zinc stannate on flame retardancy and smoke suppression of soft PVC were studied by means of LOI, TGA and smoke density measurement.
采用氧指数法、热重分析及烟密度测试法就锡酸锌对软质pvc的阻燃抑烟行为进行了研究。
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