What is more, whether the percentage of PAN fiber composite is 0.2% or 0.3%, the performance of SMA is stable.
英
美
释义
2%25和0.;3%25聚丙烯腈纤维掺量对SMA各项性能指标影响不大。
把海词放在桌面上,查词最方便
触屏版
|
电脑版
©2003 - 2024 海词词典(Dict.cn)
立即下载