>>> 哲学 经济学 法学 教育学 文学 历史学 理学 工学 农学 医学 军事学 管理学 旅游学 文化学
搜索结果: 1-4 共查到perlite相关记录4条 . 查询时间(0.046 秒)
Our project concentrates on manufacture of light panels based on available natural materials (expanded perlite, sawdust and refuse of wood, vegetable coal.) mixed with a natural resin not toxic (resin...
In this study perlite, volcanic tuff and peat moss media were investigated for their possible use in mushroom production in aquaculture between 1994-1995. In mushroom feeding studies, 2% sucrose mediu...
This study was undertaken to determine the effect of different particle size and discharge rates and total irrigation water on moisture distribution in perlite and pumice. Four different discharge rat...
Abstract: Perlite, which occurs at the contacts between dacite and lacustrine tuffs of Miocene age in the Guryongpo area, Korea, has undergone more sluggish and incomplete diagenetic alteration than t...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...