在新的一年来到的时候,在毛主席两首光辉诗词和元旦社论精神鼓舞下,南京凤凰山铁矿和冶金部矿冶研究所试验组全体同志和全矿广大职工以“世上无难事,只要肯登攀”的革命精神,废寝忘食,团结战斗,在进行了多次小规模多排孔微差爆破试验(详见本刊1975年第16期)的基础上,于七六年元月十日中午十二时许,在吉山采场103米—91米台阶进行了建矿以来最大的一次槐1号无梯浆状抗水炸药多排孔微差爆破,炮孔排数8排,总孔数101孔,微差分段15段,总装药量35吨,总爆破量15万吨以上。爆破后进行了现场检查,这次大爆破是成功的,实现了高质量,高产量,减震,低耗。吉山采场从领导到群众 At the time of the new year, inspired by two glorious poems by Chairman Mao and the editorial spirit of New Year’s Day, all the comrades in the experimental group of the Iron and Steel Research Institute of Fenghuangshan Iron and Steel and Metallurgical Department of Nanjing held the post of “ As long as willing to ascend ”revolutionary spirit, sleepless nights, unite to fight, in a number of small-scale multi-row hole millisecond burst test (see the magazine in 1975 No. 16) on the basis of the January 10, 1976 Twelve o’clock at noon, in the Jishan stope 103 meters -91 meters steps since the construction of the largest one Huai-1 slurry-free multistage anti-explosives multi-row hole blasting, row holes 8 rows, the total hole Number of 101 holes, 15 sections of differential section, the total charge of 35 tons, the total blasting amount of 150,000 tons and above. After blasting on-site inspection, the big blast is successful, to achieve high quality, high yield, shock absorption, low consumption. Jishan stope from the leadership to the masses