也各自劣势
Have their own disadvantages
以上为机器翻译结果，长、整句建议使用 人工翻译 。
对另一种同样用于查询证书撤销状态的证书撤销列表CRL方法也进行了研究和探讨，并且比较了这两种方法各自的优势和劣势。
It researches and discusses the certificate Revocation List CRL method, which is also used to query the certificate revoked status and compares the advantages and disadvantages of each other.
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