常見(jiàn)例句Sambrook, J., Fritsch, E. F., Maniatis, T., Molecular Cloning, Cold Spring Harbor Laboratorv Press, 1989 侯雲(yún)德,病毒基因工程的原理和方法,人民衛(wèi)生出版社,北京,1985 返回 laboratorv