文件类型:PDF文档
文件大小:153K
Catalyst for oxidizing volatile organic compounds and reducing nitrogen oxides comprises a support bearing a crystalline layer formed by multistage crystallization of rare earth metal, cobalt and manganese compounds.
0下载254浏览295K
0下载435浏览836K
0下载101浏览366K
0下载478浏览704K
0下载257浏览274K
0下载438浏览587K
0下载382浏览701K
0下载260浏览129K