1.   During this comparatively long period of time, Meekhof and her colleagues slice a second with unprecedented precision.

2.   It also provides for unprecedented precision when a fraction of an inch can mean the difference between normal functioning and paralysis.

3.   The matchless precision of the latest atomic clocks has allowed scientists to redefine the second with unprecedented precision.

4.   They also allow the ship to turn around in a full circle while hovering in a single spot and to land with unprecedented precision, the company says.

5.   De-classified military technology has allowed unprecedented precision in micro-mapping the ocean floor, said Egan, stressing the historical aspects of the project.

6.   The powerful eye in space helped a team of California astronomers to calculate the distance between Earth and a faraway galaxy with unprecedented precision.