The Pearl River, the Songhua River, the Heilongjiang River, the Huaihe River and the Beijing-Hangzhou Canal are also of certain navigation value.
珠江、松花江、黑龙江、淮河以及京杭运河也有一定的通航价值。
Given in this paper is successful experience in improvement of navigation channels in Pearl river, the largest river in South China.
介绍了我国南方最大的河流珠江航道整治的成功经验。
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