Check penetration and softening by scraping the primed surfaces. A few thousandths of the semi-fluid surface should be easily removed. Repeat primer application if necessary.

通过刮擦底漆表面检查是否已经渗透和软化。千分之几的半液状表面应该很容易刮掉。如果有必要，再重复涂敷底漆。

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Methods RNA of virus was obtained from samples of cerebrospinal fluid and serum and then gained with specific primer of Enterovirus through RT-PCR so as to detect specific gene fragment.

方法提取患者脑脊液和血清中的病毒rna，用肠道病毒特异性引物进行套式rt - PCR扩增，检测特异性基因片段。

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Unfortunately, no primer can tell Sir Menzies what he should do in what is likely to be a fluid situation.

ECONOMIST: Bagehot