The operating system allows users to concentrate on their own tasks or applications rather than on the complexities of managing the computer.
操作系统可以使用户把精力集中在自己的任务或应用软件上，而不必把精力浪费在管理计算机的复杂事物上。
Writing systems programs which form part of the operating system of the computer, providing utility services or managing data communications between computing devices.
编写系统程序，作为电脑运行系统的一部分；在电脑设备当中提供日常服务及进行数据信息管理。
Article 14 the indirect costs refer to the costs incurred by organizing and managing operating activities for construction entity or production entity subordinate to an enterprise.
第十四条间接费用是企业下属的施工单位或生产单位为组织和管理施工生产活动所发生的费用。
Article 14 the indirect costs refer to the costs incurred by organizing and managing operating activities for construction entity or production entity subordinate to an enterprise.
第十四条间接费用是企业下属的施工单位或生产单位为组织和管理施工生产活动所发生的费用。
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