точный

см. тж. близкий к действительности; более точное приближение; достаточно точная картина

The 4n + 2 rule is precise.

This was 0.1 % above the true value.

This expression is thermodynamically exact.

A faithful (or exact, or true) copy of each message ...

These instruments are precise.

A precision method.

The defect can be corrected by lapping the measuring faces on a true flat surface.

Squaring fixtures are used on grinders to produce true square edges required on ...

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