Timber of Yunnan pine from plantation was treated with hot pressing,water boiling and steaming,the profile density of treated timber was determined.
英
美
释义
采用热压、水煮和汽蒸对云南松人工林的云南松材进行了处理,对经处理的云南松材剖面密度进行了测定。
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