求翻译：传统疫苗接种是控制CSF的重要手段，我国采取以疫苗免疫接种为主的方法，在猪瘟的防控上起到了重要作用。但存在无法从血清学上区分CSFV自然感染猪和疫苗免疫猪的问题，给CSFV感染猪和疫苗免疫猪的鉴别诊断带来了很大困难。猪瘟的传统诊断方法包括动物接种试验、病毒分离培养、免疫荧光试验、抗原捕捉ELISA等。这些方法在敏感性、特异性、时效性等方面都存在各自的不足，尤其不适于CSFV野毒感染的早期快速诊断。因此，采用PCR鉴别诊断CSFV野毒感染猪和疫苗免疫猪的敏感而特异的方法显得尤为重要。是什么意思？

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Traditional vaccination is an important means of controlling CSF, my take on vaccination-oriented approach to the prevention and control of swine fever played an important role. But there is no distinction between CSFV serology from natural infection of pigs and pig Vaccines and Immunization, vaccin

Traditional vaccines is an important means of control of CSF, consisting mainly of taking vaccine immunization in China, has played an important role in the prevention and control of classical swine fever. But unable to distinguish from serological CSFV natural infection and vaccine of porcine issue