我們先講第一個問題,全國森林是如何分佈的? 如果按照森林集中的區域來分,可以分為六個區: 第一是東北森林區。這個區域包括東北各省,主要的有鴨綠江、圖們江、松花江、牡丹江、拉林河等流域,以及大小興安嶺。拿東北森林的貯蓄量來說,幾乎佔全國三分之二,而且東北地区水陸運輸 First of all, let’s talk about the first issue. How are the forests distributed across the country? If we divide the areas according to forest concentration, we can divide them into six areas: the first is the northeast forest area. This area includes the northeastern provinces, the main Yalu River, Tumen River, Songhua River, Mudanjiang, Lalin River basin, and the size of the Hinggan Mountains. Take the Northeast forest reserves, accounting for almost two thirds of the country, and the Northeast ground transport