And the cost of development and maintenance are decreased distinctively, because cos is based on the software engineering technologies and customer requirements are understood basically.
由于严格按照软件工程的要求开发以及基本了解并实施了用户的需求，因此大幅度地降低了开发成本以及维护成本。
Financial IC card COS, integrated with bank applications, is based on general COS.
金融智能卡操作系统是建立在通用COS基础上集成了银行应用的COS。
In order to replace the oil-fired in boilers and to utilize the petroleum coke, a new fuel-petroleum coke-based slurry(coke oil slurry, COS) is developed.
以胜利炼厂石油焦、常压渣油为原料制备了石油焦基浆液燃料。
In order to replace the oil-fired in boilers and to utilize the petroleum coke, a new fuel-petroleum coke-based slurry(coke oil slurry, COS) is developed.
以胜利炼厂石油焦、常压渣油为原料制备了石油焦基浆液燃料。
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