Aspects in particular need of attention include data transmission by countries, assurance of data quality, and the processing and analysis of data, including timely signal detection and action.
尤其需要关注的方面包括各国的资料传输、资料质量的保证以及资料的处理和分析，并包括及时发现疫苗安全问题的“信号”和采取行动。
Quartz stone on the types of products are purpose, especially in the processing and mining products has its own advantages of production and quality assurance.
对石英石的各类目的产品都有，特别是在加工和矿山的产品有自己的生产优势和质量保证。
Products such as a processing center processes processing, management and quality assurance system.
产品采用加工中心等工序加工，并按质量保证体系管理。
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