heavy mud重钻泥
heavyadj.大(量)的;重的;沉重的;猛烈的
heavy metal toxicity重金属毒性
Heavy Helo Fire Team
heavy marketing cart重型购货车
heavy-duty plastic经久耐用的塑料
Heavy cutting-back重回缩修剪
Heavy metals content重金属含量
Heavy Round Sections大规格
Heavy - duty truck重型载货汽车
Heavy wall thickness厚大断面
heavy tamping theory强夯机理