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硬度是由一些两价金属阳离子引起的.用英语怎么说？

硬度是由一些两价金属阳离子引起的.

Hardness is caused by divalent metallic cations.

相关词汇
hardness is caused by divalent metallic

hardness

n. 坚硬，<物>硬性，困难，冷酷；
例句
He had slipped from hardness into affability.
他从声色俱厉变得和颜悦色.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

caused

人为的；
例句
The report has caused acute embarrassment to the government...
报告将政府置于窘境。

by

prep. 在…旁边，表示方式，由于，经过；adv. 经过，表示保留或保存时用，短暂拜访；
例句
...expensive make-up that we saw being advertised by a beautiful model...
我们所见的由一位漂亮模特代言的昂贵化妆品

divalent

adj. 二价的；
例句
Hardness is caused by divalent metallic cations.
硬度是由一些两价金属阳离子引起的.

metallic

adj. 金属的，金属性的，金属制的，含金属的；
例句
There was a metallic click and the gates swung open...
随着一声金属碰击的咔嗒声，大门打开了。
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
Her story is the touching tale of a wife who stood by the husband she loved...
她的经历是一个妻子坚定地支持她深爱着的丈夫的感人故事。
But Owens soon began to criticize the team and McNabb again.
但是很快欧文斯就再次开始批评球队和麦克纳希.
Exactly why the foreign body is so deleterious is not clear.
异物为什么如此有害,其确切原因尚不清楚.
Whoever wins the election is going to have a tough job getting the economy back on its feet...
不管是谁赢得了大选，都将面临恢复经济的严峻任务。
Jiro waddled closer, his belly bulging and distended.
伊罗步履蹒跚地走近，肚子鼓胀凸出。
Visibility was good all round.
四周的视野都很好。
Egypt has given almost unqualified backing to Washington.
埃及几乎全力支持华盛顿。
Storage condition of the irradiated femora samples was studied.
说明,小鼠股骨的最适保存条件为室温干燥.
Others donated secondhand clothes...
其他人捐赠了一些旧衣服。
The idea that introduces BOT investment in environmental protection project is proposed.
阐述了实施BOT项目的可行性及实施BOT对我国环保设施建设的意义.