There is magnesium with oxygen.
这是氧化镁。
第三种是镁。
这也可能是镁。
So, here's magnesium. It's very light.
我们回到原题，这是镁，它很轻。
And magnesium is over a dollar a pound.
而镁是一美元一磅。
这是镁。
But there may be an alternative: magnesium.
不过可能还有个选择：镁。
Magnesium is an important light metal.
镁是一种重要的轻金属。
They are mining sea water for magnesium.
他们正在从海水中提取镁。
A magnesium mine is also being developed.
一个镁矿也正在开发。
But magnesium is oxidizable and high cost.
但镁成本较高，易氧化、燃烧。
Magnesium is the nutrient element in plant growth.
镁是植物生长的营养要素。
So, if magnesium is so abundant, why is it so expensive?
所以如果镁是如此富饶，为什么它这么贵呢？
They're also a good source of both magnesium and potassium.
它们也是镁和钾重要来源。
Magnesium agent plays an important role in treating RA.
镁剂对治疗RA有重要作用。
Magnesium is able to burn in carbon dioxide and nitrogen.
镁是可以在二氧化碳和氮气中燃烧的。
Annual production of magnesium is about 600,000 tons per year.
每年的镁产量，大约是六十万吨。
Magnesium sulfate is the drug of choice for seizure prevention.
硫酸镁是预防抽搐的首选药物。
Study and application of magnesium salt whisker enhanced material;
探讨了一种合成氧化镁晶须的新的工艺方法。
It is rich in magnesium which helps you calm down and sleep better.
它含有丰富的可以帮助你平静下来，睡得更好的镁元素。
The application area of magnesium salt's products has been enlarged.
扩大镁盐产品应用领域。
It is a good source of magnesium, iron, protein, and the B vitamins.
这是个好消息镁、铁、蛋白质、B族维生素。
I can only make as much titanium as is consumed by the available magnesium.
有多少可以被消耗的镁，就能得到相应的钛。
The mechanism of the impaired magnesium reabsorption is still unknown;
镁重吸收障碍的机制仍然未知；
A new process of direct electroplating on magnesium alloys was studied.
研究了一种镁合金表面直接电镀镍的新工艺。
As proven by experiments, magnesium chloride can also bring good result.
实验表明，使用氯化镁的效果也很不错。
The test results come out, this is a very expensive aluminum-magnesium alloy!
化验结果出来了，这是一种很贵重的铝镁合金！
So the frequency for this magnesium bar is about 2,100 Hertz, and you can hear that.
所以镁条的频率是，大概2100赫兹，你可以听到。
So the frequency for this magnesium bar is about 2,100 Hertz, and you can hear that.
所以镁条的频率是，大概2100赫兹，你可以听到。
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