As EPS Foam is much harder to hand finish, always increase the number of cuts. 40-60 cuts on top and bottom and 11 cuts on the rail.
由于EPS泡沫板比较难于用手工制作，要记得将切割顶部和底部的次数增加到40—60次，尾部11次。
A model for predicting extrudate swell and average cell diameter of polypropylene foam is proposed based on the relationship between the extrudate swell and capillary number.
综合胀大比与毛细管数的关系，提出了聚丙烯发泡体系挤出胀大和泡孔平均直径的预测模型。
A number of polyester modified rosin with foam formulations have been utilized to prepare rigid urethane foams.
若干聚酯改性松香及其泡沫配方已用于制备硬质尿烷泡沫。
Two is difficult to foam, easy to produce a large number of holes between the tube holes.
二是发泡难度大，管孔之间极易产生大量空洞。
The density measurement technology of foam material with low atomic number was established by low energy X-ray radioscopy .
采用低能X射线对低原子序数泡沫样品进行透射照相，以胶片作为记录介质，对材料密度进行测量。
The first set has 10 foam square puzzle pieces. Each piece has a removable foam cut-out in the shape of a number.
第一套产品含有10片正方形的泡沫拼图片，每片含有一个裁剪好的可移动的数字拼图。
Sixth, the number of surface thickness, and filling (foam) has a good sound-absorbing concrete role, which has a good effect of noise floors.
六是增加地面厚度，且加气(泡沫)混凝土具有良好的吸音作用，因而具有良好的楼层隔音效果。
At the present, the production technology of rubber foam is ahead of the basic research, formulations and processes mostly rely on experience and a large number of experiments.
目前橡胶发泡材料的生产技术超前于基础研究，多数依靠经验和大量实验来订制配方和工艺。
At the present, the production technology of rubber foam is ahead of the basic research, formulations and processes mostly rely on experience and a large number of experiments.
目前橡胶发泡材料的生产技术超前于基础研究，多数依靠经验和大量实验来订制配方和工艺。
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