средний

I

см. тж. в среднем; со средним содержанием; составлять в среднем

In the U.S. the average (or median) age of the population declined between censuses.

The average gas-oil ratio is 1400 cu ft per barrel.

M is the mean molecular weight of the product gases.

A median lethal dose of radiation ...

At low Reynolds number the value of C is small, it increases toward unity at medium Reynolds number.

In the medium exposure ranges maximum development occurs.

Small and medium-size(d) castings.

The process has proved successful for the production of grains of moderate size but is not suitable for very large grains.

II

Cadmium is the middle member of group IIb in the Periodic Table.

III

At intermediate and slow rates of exchange ...

Источник: Русско-английский научно-технический словарь на Gufo.me