It was put forward that the research of high strength and high modulus PVA fiber should focus on the further development of polymeriza...
英
美
释义
指出今后高强高模PVA纤维的研究应在聚合方法、开发新的高效引发剂和醇解工艺作进一步探索。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2025 海词词典(Dict.cn)
立即下载