长江是我国第一条大江,在社会主义建设中占着重要的地位。为了适应长江中下游浅水航道小面积浅区的疏浚;我局在上级领导的关怀下,认真贯彻执行毛主席制定的《鞍钢宪法》,本着“洋为中用”的原则,把国外用于深水疏浚的射流泵运用到浅水航道疏浚,于1972年9月利用一艘旧铁驳改装成水力吸沙船(又称喷射式挖泥船),该 The Yangtze River is the first large river in our country and occupies an important position in the socialist construction. In order to adapt to the dredging of shallow areas in shallow waterways in the middle and lower reaches of the Yangtze River, our bureau conscientiously implemented the Anshan Iron and Steel Constitution promulgated by Chairman Mao and guided by the principle of " The jet pump used for deepwater dredging was applied to shallow waterway dredging and was converted into a water-absorbing sand suction vessel (also called jet dredger) by an old iron barge in September 1972