各市地化工(化学)学会、专业委员会、团体会员、省化工学会会员和化工科技工作者: 刚刚结束的中国科协“四大”,是继1978年科学大会以来的又一次盛会,是向新的科技革命进军的誓师大会。今年5月23日江泽民总书记代表中共中央和国务院在大会 Municipalities to chemicals (chemical) Society of Professional Committee of the corporate members, members of the provincial Institute of Chemical Technology and Chemical Workers: the just-concluded China Association for Science “big four”, is the second since the 1978 Scientific Assembly of another event, is the new The revolution in science and technology into the swearing-in meeting. On May 23 this year, General Secretary Jiang Zemin represented the CPC Central Committee and the State Council at the General Assembly