可延長(zhǎng)鋅鍋使用壽命, 降低鋅渣生成量,經(jīng)濟(jì)效益顯著.Then the life of galvanized pot is increased, the slag reduced and economic benefit obtained.熱鍍鋅行業(yè)每年產(chǎn)生5萬(wàn)余噸的鋅渣.Over fifty thousand tons zinc slag is produced in hot zinc plated industry every yea...