From Microsoft, MTS and COM + were the runtime environments in play at the time.
当时微软提供的MTS和COM +是那时使用的运行时环境。
While these ads yielded small amounts of money compared to banner ads at the time, as the dot-com bubble burst, this system became our life preserver.
尽管这种广告比横幅广告赚的钱少,但在网络泡沫破灭的时候,这套系统成了我们的生命线。
At present, the com-mon methods include multiplex PCR, Real Time Quantitative PCR, in situ PCR and immuno-polymerase chain reaction. They have different principles, advantages and disadvantages.
目前常用的PCR法有多重PCR技术、实时荧光定量PCR技术、原位PCR技术及免疫PCR技术,各种技术有不同的原理及优缺点。
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