程序进入「地区总监单元，由永福扶轮 社前社长陈秀津 (PP Water)概述地区总监之提 名与选举：总监为国际扶轮在一地区之职员， 为确保寻得总监之最适当候选人，各地区总监 每年应邀请地区内各社推...
基于12个网页-相关网页
PP-R hot water pipe 经营范围
The degradations of polystyrene(PS) and the mixture of PS/polypropylene (PP) in supercritical water were studied in this article.
对聚苯乙烯（PS）和聚苯乙烯（PS）与聚丙烯（PP）的混合塑料进行了超临界水降解实验。
The results show that PS and PS/PP can be degraded into oily product in supercritical water.
实验结果显示，超临界水可将PS及PS/PP混合塑料降解为液态油状物。
Mixing modified agents, antioxidant, optical stabilizer, the special resin for water-supply pipes with pp C4220 as the base resin is developed.
以聚丙烯c 4220为基础树脂，加入适量改性剂、抗氧剂、光稳定剂，研制开发了给水管材专用料。
应用推荐