常見例句雙語例句All the 6 genotypes (9 strains)of measles virus showed DNA positive strand, it means this RT-PCR method is sensitive for measles viruses.結(jié)果9株6種基因型麻疹病毒RT PCR均呈現(xiàn)陽性條帶，說明本研究採用的RT PCR方法敏感。 返回 positive strand