半数: half the number; half法则: rule; law乘数法则: multiplier rule大数法则: law of great numbers; law of large numbers复合函数法则: function of function rule总赢墩数法则: rule of total tricks; total tricks rule of克里斯系数法则: von kriess law of coefficientt有效原子序数法则: effective atomic number rule元素的偶数法则: even rule of elements半数: half the number; half 半数以上 more than half; 半数必中界 fifty-percent zone; 半数据块 half block; 半数击倒时间 killing time of 50% (kt50); 半数值算法 seminumerical algorithm; 半数致死剂量 lethal dose of 50% (ld50); 半数致死浓度 lethal concentration of 50% (lc50); 半数致死时间 lethal time of 50% (lt50)a法则: a-law法则: rule; law 自然法则 law of nature; natural lawhalver (半数): 半目半数的: haploid半数体: haploid过半数: more than half; majority 这个工厂过半数的职工是妇女。 more than half the workers and staff members in this mill are women. 这一议案以过半数票而通过。 the measure received a majority残数法,差数法: method of residual倍数法: method of multiplicity补数法: complementation参数法: parameter method; parametric meter; parametric method残数法: method of residuals差数法: mismatch method次数法: frequency method大数法: mass method倒数法: counting backward technique