układ jednostek miar

It makes no sense to mix up different systems of units.

The power plant was laid out on a unit system.

The above definitions are no longer the most commonly used in either system of units.

Different systems of units used to be very common.

There are many different systems of units, so some conversions can be very complex.

You can either follow the weekly menu given on pages 83-86,or use the unit system.

Also the brake steering control unit system contributed to the problem.

Only later did it become identified with a particular system of units used to weigh such merchandise.

The unit systems used in the information from the different channels varies considerably.

The resulting system of units is known as natural.