keytool然后看命令行参数-importcert[-v][-noprompt][-trustcacerts][-protected][-alias][-file][-keypass][-keystore][-storepass][-storetype][-providername][-providerclass[-providerarg]][-providerpath]-importkeystore[-v][-srckeystore][-destkeystore][-srcstoretype][-deststoretype][-srcstorepass][-deststorepass][-srcprotected][-destprotected][-srcprovidername][-destprovidername][-srcalias[-destalias][-srckeypass][-destkeypass]][-noprompt][-providerclass[-providerarg]][-providerpath]