The second category consists mainly of larger LDCs and non-LDCs deriving a high proportion of export income from commodities, in many cases concentrated in a couple of products.
9. 第二类主要由较大的最不发达国家和非最不发达国家组成，它们从商品中获得的出口收入比例很高，在许多情况下着重于若干产品。