Sentence examples for period approximately from inspiring English sources

The force signals fluctuated periodically with rotation angle and the corresponding period approximately equal to the interval of angular lug spacing.

Two main periods in the development of the literature are discernible: the Vedic period, approximately 1500 200 bc; and, somewhat overlapping it, the classical period, approximately 500 bc ad 1000.

Maglemosian industry, a tool culture of northern Europe dating from the postglacial period, approximately 9000 to 5000 bc.

Ms. Koenigsberg argues that the period approximately from the 1840's to 1901, when Queen Victoria died, is appealing to contemporary Americans who crave forms of beauty, ease and opulence that have been missing from their harried lives.

It was not until the Late Silurian Period (approximately 420 million years ago) that plants are known to have developed the ability to survive on land.

Evidence for early coastal forests is preserved in strata of the Late Devonian Period (approximately 360 to 385 million years old).

During the drought period, approximately 80% of total stand transpiration came from groundwater evapotranspiration.

The latest figures indicate that in the same period, approximately 65,000 people left Canada.

The average 6.7-year follow-up included the retention period (approximately 2 years).

Their evolutionary history dates back to the early Jurassic period (approximately 100 200 million years ago).

For the 28-day period, approximately 80% of the model drug is released for both biotinylated and non-biotinylated microparticles.