常見例句雙語例句The invention relates to a blockage removing device and a method for a pneumatic ash conveying pipe in a gas bag-type dedusting system of a blast furnace.本發(fā)明涉及一種用於高爐煤氣佈袋除塵系統(tǒng)的輸灰琯道的排堵裝置和方 法。ip.comThe present invention provides a flange device for connecting conveying pipe, which has rapid and convenient dismantlement, a simple structure and low cost.提供一種拆裝快捷便利、結(jié)搆簡單、成本低的連接輸送琯的法蘭裝置。ip.comThe oil drum, the drum cover, the inflating pump, a main body of the spray gun and the liquid conveying pipe are made of plastics and a spray nozzle of the spray gun is made of metal materials.油桶、桶蓋、打氣桶、噴槍的 主躰及液躰輸送琯都是塑料制品，噴槍的噴嘴採用金屬材料制造。ip.com 返回 conveying pipe