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The absorption coefficient for gamma rays passing through a metal is roughly (or approximately) proportional to the density of the material.

Broadly (or Roughly) speaking, the world's consumption of energy for industrial purposes is now doubling approximately once per decade.

Loosely, ecology can be described as scientific natural history.

As a rough guide weak acids may be regarded as ...

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