What is a sentence using the word precisely?

Answer 1

Modern machinery is constructed with a greater precision than was previously possible.

The use of computer guidance has increased the aiming precision of bombs and missiles.

Answer 2

Race clocks must be set to the precise time.

The electronic components of space probes require precise calibration.

Answer 3

The explosion occurred at precisely eight o'clock in the morning.

Piano strings have to be precisely tightened to give off the proper musical sound.