该经济性评价方法对同类型设备的经济性比较也具有应用价值。
The economic evaluation method can also be applied to comparison of homogeneous equipment.
经济性准则：和机器的时间比较，程序员的时间是更宝贵程序员经济性比较的。
Rule of Economy:Programmer time is expensive; conserve it in preference to machine time.
经济性准则：和机器的时间比较，程序员的时间是更宝贵程序员经济性比较的。
Rule of Economy:Programmer time is expensive; conserve it in preference to machine time.
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