“锌渣”造句

可延长锌锅使用寿命, 降低锌渣生成量,经济效益显著.
Then the life of galvanized pot is increased, the slag reduced and economic benefit obtained.

热镀锌行业每年产生5万余吨的锌渣.
Over fifty thousand tons zinc slag is produced in hot zinc plated industry every year.

• #锌渣