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单词 torr
释义

torr

/tɔː /
noun (plural same)
A unit of pressure equivalent to 1 mm of mercury in a barometer and equal to 133.32 pascals.The ALS is one of only two places in the world where photoelectron spectroscopy can be performed on surfaces at pressures above 1 torr (a unit of pressure equivalent to 1 millimeter of mercury in a barometer)....
  • The dynamic investigations were carried out under continuous conditions, which were 6 torr with a relative humidity of 80%.
  • The QTC provides repeatable and stable leak-rate measurements from 5 × 10-11 up to 0.2 std-cc/s and a maximum test pressure of 15 torr.

Origin

1940s: named after E. Torricelli (see Torricelli, Evangelista).

Rhymes

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更新时间:2025/2/23 10:06:46