array(4) {
  ["id"] => string(2) "13"
  ["name"] => string(12) "产品中心"
  ["url"] => string(48) "/products/thermographys-tools/ptseries?catids=77"
  ["pid"] => string(1) "0"
}

array(4) {
  ["id"] => string(2) "79"
  ["name"] => string(12) "在线监测"
  ["url"] => string(44) "/products/on-line-thermographys/nc?catids=79"
  ["pid"] => string(2) "13"
}

array(4) {
  ["id"] => string(3) "158"
  ["name"] => string(11) "DS-L 系列"
  ["url"] => string(35) "/products/on-line-thermographys/dsl"
  ["pid"] => string(0) ""
}