Dodatkowe przykłady dopasowywane są do haseł w zautomatyzowany sposób - nie gwarantujemy ich poprawności.
In 1839 the third source for rare earths became available.
China isn't the only nation with economic sources of rare earths, though.
The world may soon face a shortage of the rare earths.
Rare earths are a key element of the European economy.
"We still have to find that deposit of rare earths."
"That means there must be a supply of rare earths around here somewhere!"
Concerns have grown in recent months over the supply of some key resources, such as rare earths.
The problem of rare earths is also very real.
Thus, he began exploration for applications to which the rare earths might be put.
"These colored veins look like more of the rare earths!"
The whole point of most is to repair the appearance that the rare earths make the table "break down".
Despite the name, rare earths are relatively abundant in the earth's crust.
While working on rare earths, in 1879 he discovered scandium.
What research could be carried out with a new and plentiful supply of rare earths!
Otherwise it looks much like the other rare earths.
As to the rare earths, blimey, please, couldn't you actually talk to someone who knows this area?
This period contains the lanthanides, also known as the rare earths.
When first found, each was a mixture of all of the rare earths.
But what was the purpose of those patterns of rare earths?
Some of the rare earths you use in this lab come from lodes I found.
In the meantime, the mining of the rare earths can begin."
These quotas have been interpreted as an attempt to control the supply of rare earths.
New advances in recycling technology have made getting the rare earths from these materials easier to do.
They may have used a little extra slime in making me, but I contain none of the rare earths.