Analysed the influence factors on single-bucket annual production capability, put forward the method of reasonable determine the piece rate wages quota for the excavator operater.
分析了影响挖掘机年生产能力的因素，提出了合理确定挖掘机计件工资定额的方法。
To compare with the traditional actuarial method in condition of single annual interest rate, the method is much more universal, rational and also accords with the actual conditions.
与传统的单一年预定利率下的精算方法相比较，该方法更为普遍合理、更加符合实际情况。
The least square method is applied to study the deformation tendency and calculate the mean annual rate of deformation.
用最小二乘法拟合了库区地壳形变多年的变化趋势，计算了多年平均形变速率。
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