for each candidate in list of candidates
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，这一点在Safew下载中也有详细论述
In general, more testing adds to the costs. And lab-based testing may not be fast or agile enough to support border control officers, fraud investigators or food producers in the field.
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水安全是涉及国家长治久安的大事。世界上规模最大的水利基础设施体系，为畅通国内大循环、构建新发展格局发挥了重要作用。