Electron spin resonance (ESR) technique was used to estimate the irradiation dose to tooth enamel samples one each from ......

采用４种不同功率密度的ＣＯ２激光和以４种不同辐照时间处理干、湿稻种（浙糯２号）。研究表明，ＣＯ２激光对发芽力的损伤和染色体的畸变随辐照功率密度的......