array(4) {
  ["id"] => string(2) "15"
  ["name"] => string(12) "服务支持"
  ["url"] => string(35) "/service/services/technical-support"
  ["pid"] => string(1) "0"
}

array(4) {
  ["id"] => string(2) "19"
  ["name"] => string(12) "资料下载"
  ["url"] => string(62) "/service/download/thermography-tools/sxldy?catids=43&atp=1"
  ["pid"] => string(2) "15"
}

array(4) {
  ["id"] => string(3) "161"
  ["name"] => string(12) "软件产品"
  ["url"] => string(63) "/service/download/software/user_manual_for_app?catids=161&atp=1"
  ["pid"] => string(2) "19"
}

array(4) {
  ["id"] => string(3) "255"
  ["name"] => string(12) "APP说明书"
  ["url"] => string(46) "/service/download/software/user_manual_for_app"
  ["pid"] => string(0) ""
}