英语词汇“rhenium”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

rhenium

/ˈriːnɪəm

noun [mass noun]

The chemical element of atomic number 75, a rare silvery-white metal which occurs in trace amounts in ores of molybdenum and other metals. (Symbol: Re) The chemical properties are generally not of as much interest to scientists as are its radioactivity, although it is known that its properties are similar to those of manganese and rhenium, in the same group of the periodic table....

It uses neural network modelling to predict the impact very expensive additives such as rhenium and platinum might have on the heat resistance of superalloys.
From this we can show that the beta-decay lifetime of rhenium cannot have changed by more than 0.5% over the age of the solar system.

Origin

1920s: modern Latin, from Rhenus, the Latin name of the River Rhine.

单词	rhenium
释义	rhenium /ˈriːnɪəm / noun [mass noun] The chemical element of atomic number 75, a rare silvery-white metal which occurs in trace amounts in ores of molybdenum and other metals. (Symbol: Re) The chemical properties are generally not of as much interest to scientists as are its radioactivity, although it is known that its properties are similar to those of manganese and rhenium, in the same group of the periodic table.... It uses neural network modelling to predict the impact very expensive additives such as rhenium and platinum might have on the heat resistance of superalloys. From this we can show that the beta-decay lifetime of rhenium cannot have changed by more than 0.5% over the age of the solar system. Origin 1920s: modern Latin, from Rhenus, the Latin name of the River Rhine. Rhymes helenium, proscenium, ruthenium, selenium
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rhenium

Origin

Rhymes