在毛主席无产阶级革命路线指引下,广大航道工人以阶级斗争为纲,坚持党的基本路线,发扬“自力更生,艰苦奋斗”的革命精神,经过三年准备,一年施工,将长期来被视为长江口南航道的天然屏障——铜沙和江亚浅滩,浚深到七米以上水深,为我国航道工程史写上了新的一页。 长江河口全长170公里,口门最宽达90 Guided by Chairman Mao’s proletarian revolutionary line, the broad masses of channel workers took the class struggle as a key link, adhered to the party’s basic line, and carried forward the revolutionary spirit of “self-reliance and hard work”. After three years of preparation and one year of construction, For the Yangtze River Estuary South Channel natural barrier - Tongsha and Jiang Asia Shallow, deep depth of more than seven meters, the history of the waterway project in our country to write a new page. The Yangtze River estuary a total length of 170 km, the widest mouth up to 90