Isoldn.伊索尔德ISOabbr.国际标准化组织(=International Standards Organization)isostatic rebound地壳均衡反弹isobutyl carbinol异丁基甲醇isoperiplocymarin异杠柳磁麻苷isoanomalous line等异常线isodromic control等速控制器isolocus mutation同位基因突变Isopentyl Acetate乙酸异戊酯iso-butanethiol异丁硫醇isoceles trianglen.[数]等腰三角形isocaloric ration等能量日粮