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有效碱用英语怎么说？

有效碱

available alkali

相关词汇
available alkali

available

adj. 可获得的，有空的，可购得的，能找到的；
例句
The company's actuarial report is available on demand.
该公司的精算报告可随时索取。

alkali

n. 碱；
例句
Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide.
水 、 丙烯晴和半乳甘露聚糖胶,同碱金属氢氧化物在一起,加入到反应器中.
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。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
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。
Supporters of the death penalty argue that it would deter criminals from carrying guns...
死刑的支持者认为它能阻吓罪犯携带枪支。
相关例句
I don’t like you talking about my personal problems to all and sundry.
我不喜欢你把我的私人问题告诉所有人。
He looked in that direction and saw an airplane.
他朝那个方向看, 看见了一架飞机。
The moon peered through the clouds.
月亮从云层中隐约出现。
The play bored me stiff.
这出戏剧使我非常腻烦。
Excuse my taking your umbrella by mistake.
请原谅我错拿了你的伞。
Don't regard this very seriously.
对此不必过分介意。
The teacher began his class with a question.
老师以一个问题开始他的讲课。
The days are getting longer in summer.
夏天白昼变长了。
He listened patiently to what we all had to say before putting across an alternative point of view.
在表述不同看法之前，他耐心地听我们的意见。
I didn't hear the clock strike.
我没有听到报时钟声。