塑料学

The fifth chapter describes the process of replicating micro-optical pattern from Nickel mold plate to optical plastic by casting plastic.

第五章介绍采用静态铸塑技术将微光学图形从镍模板转移到光学塑料上的工艺过程。

The forth chapter describes the process of replicating micro-optical pattern from Nickel mold plate to optical plastic by hot pressing.

第四章介绍采用热塑压技术将微光学图形从镍模板转移到光学塑料上的工艺过程。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。