为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

目的：设计、建立并初步评价能检测特定基因DNA损伤的随机末端连接物依赖的PCR（Randomized Terminal Linker－Dependent PCR，RDPCR）新技术......

Objective To design and develop a novel, sensitive and versatile method for in vivo foot printing and studies of DNA dam......