heavy metal 是什么意思

	1.重金属。 2.〔俚语〕巨炮(弹)。 3.〔俚语〕劲敌。 4.〔俚语〕伟人。 5.大音量重金属(电子)摇滚乐。

	heavy: adj. 1.重的 (opp. light), 有重量的 ...
	metal: n. 1.金属；金属制品；金属合金。 2.【化学】金属元 ...

	loud and harsh sounding rock music with a strong beat; lyrics usually involve violent or fantastic imagery 同义词：heavy metal music,
	a metal of relatively high density (specific gravity greater than about 5) or of high relative atomic weight (especially one that is poisonous like mercury or lead)

	1.	Toxicants-the heavy metals which may be of concern in textile mill effluents are copper, chromium, and zinc . 毒物--指与纺织废水有关的重金属铜、铬和锌。
	2.	Major treatment methods for arsenic include sulfide precipitation, or complexation with polyvalent heavy metals . 砷的主要处理方法有硫化物沉淀法，或与多价重金属络合。
	3.	For the armed forces, light weight optical fibers are replacing some of the heavier metal wiring in military airplanes . 在军队里则用轻的光学纤维去代替军用飞机上的某些笨重的金属接线。
	4.	Disposal of nickel contained heavy metal waste water 重金属废水中含镍废水的处理
	5.	Progress of study on joint toxicity of heavy metals 重金属联合毒性作用研究进展
	6.	Recovery of heavy metal ion by ion - exchange technique 离子交换法回收重金属离子
	7.	Our products contain no fluoride heavy metal compounds and 不含氟化物和毒害性金属
	8.	Method for limit test of heavy metals in food additives 食品用香料分类与编码
	9.	For quantitation of heavy metals in clinical sample 测定临床样本的重金属含量
	10.	Test methods for glycerines - limit test for heavy metal 甘油试验方法重金属限量试验

heavy metal是什么意思