By controlling reaction condition in different steps and hydrogenated with Raney Ni,most of components were converted into industrial grade p-menthane without purification.
实施分阶段控制反应条件，用雷尼镍催化，使大多数组分均加氢成对孟
，
提纯，即达
工业级的
。
;薄荷By controlling reaction condition in different steps and hydrogenated with Raney Ni,most of components were converted into industrial grade p-menthane without purification.
实施分阶段控制反应条件，用雷尼镍催化，使大多数组分均加氢成对孟，提纯，即达工业级的。
明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
