center ply,central layer是什么意思

用法例句

The Influence of Flax Particle Board Density on Temperature Speed of the Core;

亚麻屑碎料板密度对板芯层升温速度的影响

They have a cross-linked,100% closed cellular structure,and have been widely used as the core material for layered materials,especially for multilayer materials,laminates,composites and foamed composites,because of their good mechanical property and their low weight.

聚甲基丙烯酰亚胺(PMI)硬质泡沫塑料很长时间以来就为大家所知,它是一种交联、闭孔的泡沫塑料,而且由于其优异的机械性能和低的重量而有广泛的应用,特别是生产层状材料、层压材料、复合材料或泡沫复合体,是制造高性能夹层结构的理想芯层材料。

The thermal insulation effect of vacuum insulated panel(VIP)is not only affected by the vacuum degree in the VIP,but also by the core material.

真空绝热板(Vacuum Insulated Panel)的绝热效果和板内的真空度,以及芯层材料有关,文章对真空绝热板的绝热机理进行了分析,并对影响真空绝热板的导热系数的众多因素加以论述。

The Insulated Effect of Vacuum Insulated Panel is not only affected by the Vacuum degree in the VIP,but also by the core material.

真空绝热板(Vacuum Insulated Panel)的绝热效果不仅和板内的真空度有关,而且和芯层材料有关,文章对真空绝热板的绝热机理进行了分析,并对影响真空绝热板导热系数的众多因素加以论述。

Influence factors on process of UPVC sandwich foam pipe;

UPVC芯层发泡管材生产工艺的影响因素