解决老化问题主要依靠折旧或大修费，而解决失修问题主要依靠运行管理和维修养护费。
The ageing problem is solved mainly by depending on depreciation or over haul charge, while to solve the problem of out of repair is mainly to depend on operational management and maintenance cost.
金钱，作为价值标准，能把许多不同的开支项目，比如各种汽车、大修理费和所买的其他所有的商品和劳务费用，加到一起，总共花了多少钱。
As a standard of value, money allows the addition of values of many different items as automobiles, repairs, and all other goods and services.
金钱，作为价值标准，能把许多不同的开支项目，比如各种汽车、大修理费和所买的其他所有的商品和劳务费用，加到一起，总共花了多少钱。
As a standard of value, money allows the addition of values of many different items as automobiles, repairs, and all other goods and services.
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