研究发现，当所有进口国对所有出口国无歧视的采用同一SPS措施的情况下，遵从成本被各国分摊，对于单个出口国来说，这时遵从成本最低。
It was found that the compliance cost were shared when all exporter adopt un-discriminatively the SPS measures to all importer, and the compliance cost is the lowest for a single exporter.
她说：“围绕着无薪实习的一个严重问题是实习生通常不被视为正式职工，因此他们被排除在工作歧视相关法律的保护之外。”
"A serious problem surrounding unpaid interns is they are often not considered employees and therefore are not protected by employment discrimination laws," she said.
详细比较了5种染色方法的效果，B2法无“酸性端歧视效应”，脱色速度快，与质谱兼容，在功能蛋白质组学研究中有应用前景。
In 5 staining methods, method B2 has the advantage of dyeing acid end of strip, faster destaining and it is suitable for mass spectrometry detection.
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