[{"title":"( 5 个子文件 503KB ) ISO14443,标准文档","children":[{"title":"14443","children":[{"title":"14443-3(Initialization and anticollision).pdf <span style='color:#111;'> 278.84KB </span>","children":null,"spread":false},{"title":"10373-6(Test methods).pdf <span style='color:#111;'> 123.09KB </span>","children":null,"spread":false},{"title":"14443-4(Transmission protocol).pdf <span style='color:#111;'> 104.44KB </span>","children":null,"spread":false},{"title":"14443-2(Radio frequency power and signal interface).pdf <span style='color:#111;'> 53.34KB </span>","children":null,"spread":false},{"title":"14443-1(Physical characteristics).pdf <span style='color:#111;'> 74.88KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]