周期性工作 meaning in English

duty cycle operation
periodic duty

At the same time , the system can reduce a great deal of the periodically repeated work , and helps improve teaching
同时,也能减轻教师的大量周期性工作,有助于提高教学质量。
This causes increased cycling of the heater elements and can result in increased water temperatures at the hot water outlet
这将增加加热元件的周期性工作频率，并可能导致热水出水口处水温升高。
The team foundation administrator s guide is a comprehensive guide that covers procedures for administering team foundation server , including planning , daily operations , recurring tasks , and infrequent operations
Team foundation系统管理员指南的内容相当完整，涵盖了管理team foundation server所需的程序，包括每日作业周期性工作，以及偶发性作业。