機械及設備，機電設備及部件，設備或複製，錄音，電視圖像及聲音錄製或重放器具，及這類製品的零件及附件, 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof, 84.14 -air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; parts thereof:, 84.14.5 -air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; parts thereof: --fans, 84.14.59 -air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; parts thereof: --fans ---other:, 機械及設備，機電設備及部件，設備或複製，錄音，電視圖像及聲音錄製或重放器具，及這類製品的零件及附件, 85 Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles, 業務