求翻译：我分离出51株放线菌从不同的四个土壤样品中。依据菌落特征，我分离和筛选出8株典型放线菌菌株从他们之中，我对它进行16S rDNA PCR扩大与增加增同时测定它的序列，并对其生理生化特征及系统分类地位进行了研究。结果表明，是什么意思？

I isolated 51 actinomycetes from four different soil samples. Based on colony characteristics, Isolation and Screening of the eight typical strains of actinomycetes from them, it 16s rDNA pcr to expand and increase growth at the same time to determine its sequence and its physiological and biochemic

I split the actinomycetes strains from 51 different 4 soil sample. Based on Colony characteristics, and I separated and filters out the 8 plants from their typical actinomycetes strains of it, and I am 16 S rDNA PCR expand and increase the sequence simultaneously measuring it, and to their physiolog

I separate 51 ray fungis from the different four soil sample.Based on the colony characteristic, I separate and screen 8 typical ray fungi strains from them, I carry on 16S rDNA PCR to it to expand with increase increase simultaneously determine its sequence, and has conducted the research to its ph

I split off 51 from four different strains of Actinomycetes in soil samples. According to the colony characteristics, isolation and I filter out 8 typical actinomycete strains from among them, 16S rDNA PCR to expand and increase it I increased determination its sequence, and physiological and bioche

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