津巴布韦国家水管理局保证作为当务之急改善水供应和污水处理系统。
ZINWA (Zimbabwe National Water Authority) has pledged to correct the water supply and sewage system as a matter of urgency.
批编号可以通过公告召回受污染的食物通过报纸，电视和电台，美国食品和药品管理局监测大供应商。
Batch numbering makes it possible to recall contaminated foods through public announcements via newspapers, television and radio, and the FDA monitors larger suppliers.
食品和药物管理局的六周规则可以使血液中心解决血源不足的问题并可以保证稀有血型的供应。
The Food and Drug Administration's six-week rule allows blood centers to endure shortages in donations and to maintain supplies of rare blood types.
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