斜率: gradient; rake ratio; ascent ...比: 2测定: determine; determination; se ...蛋白效率比测定法: protein efficiency ratio method斜率比: slope ratio斜率比法: slope ratio method热导率比测仪: comparative type thermal conductivity instrument百分比测定: percentage test变压比测定: transformer ratio measurement液比测定法: gasolinedetermination of vaporliquid ratiotio概率比测试阈值: likelihood ratio test threshold斜率测定仪: gradiometer空气-燃料比测定计: airfuel ratio meter; air-fuel ratio metre空气燃料比测定仪: air-fuel ratio tester空气燃烧比测定计: airfuel ratio meter空气一燃料比测定仪: air-fuel ratio meter斜率: gradient; rake ratio; ascent; [数学] slope牵引功率比油耗测定: specific drawbar power fuel consumption measurement观察症状比测定尿嗜酸粒细胞蛋白: uepx比测器: comparator比测仪: comparater; comparator糙率比: roughness ratio产率比: productivity ratio弹率比: modular ratio概率比: likelihood ratio