Because of its trace amount in the nature, it is always prepared by bio - mimetic synthesis methods.昆布氨酸是昆布中一种具有降压活性的 非 蛋白质氨基酸,在昆布中的含量极少,一般采用仿生合成的方法制得.The desulfuration theory of bio combustion is presented.提出生物质型煤的固硫机理,...