在以华主席为首的党中央领导下,抓纲治国,成绩辉煌。在实现四个现代化的新长征中,条条战线,捷报频传,都在孕育、迎接或经历着一场大的变革,大的跃进。四个现代化的关键是科学技术的现代化。在这样一个万马奔腾,互相促进的年代,客观飞速发展的形势,对我们提出了更高的要求。我国铸造生产基础差,起点低,再加上林彪、“四人帮”一伙的摧残破坏,目前严重存在着质量劣、精度差、效率低、公害重,消耗高、成本贵等一系列问题,还在拖国民经济的后腿。这一落后的局面急需改 Under the leadership of the Party Central Committee headed by President Hua, he has achieved brilliant results by grasping and administering the country. In the four new modernized long marches, the battle lines and frequent wins are all nurturing, welcoming or undergoing a major transformation and a big leap forward. The key to the four modernizations is the modernization of science and technology. In such a time when all the horses are leaping forward and promoting each other, the situation of rapid and objective development has placed higher demands on us. China’s foundry production base is poor, its starting point is low, coupled with the destruction and destruction of Lin Biao and the Gang of Four, there are serious problems such as poor quality, poor accuracy, low efficiency, heavy pollution, high consumption, and high cost. It is dragging on the hind legs of the national economy. This backward situation is in urgent need of reform