早期发现癌症有两个主要组成部份：即通过健康教育促进早期诊断和筛查。
There are two major components of early detection of cancer: education to promote early diagnosis and screening.
整个系统由智能仪表模块、通信模块和监测管理模块三个主要部份组成。
The whole system is composed of the intelligent instrument module, communication module and monitoring management module.
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