... rate of cost reduction : 成本降低率 least-cost method : 最低成本法 prime cost method : 主要成本法 ...
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Technical or productive efficiency looks at the "how we produce" question and refers to the least cost method, that is the least use of our resources.
他说，技术或生产效率针对的是如何生产的问题，涉及的是成本最低的生产方法。
The most accurate method to determine the behavior pattern of a mixed cost is least-squares regression.
测定混合成本行为模式的最准确的方法是最小二乘回归。
The paper adopts the method of multinomial least squares as fitting to make the fitting function be simple and the amount of compensation interval be least, reduces the calculation cost.
同时，拟合方法采用目前非常成熟的多项式最小二乘拟合。从而不仅能控制拟合函数的复杂性，而且使分段拟合的补偿区间数量达到最少，极大地降低了计算成本。
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