бөмбөлөг тээрэм машин дизайн
The Baihetan Dam (simplified Chinese traditional Chinese pinyin Báihètān Dàbà) is a large hydroelectric dam under construction on the Jinsha River a tributary of the Yangtze River in Sichuan and Yunnan provinces in the southwest of dam is a 277 m . борлуулах зөөврийн тээрэмЗөөврийн бутлуурыг ...