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单词 critical point
释义 critical point
[`krid·ǝ·kǝl `pȯint]
MATHEMATICS
A point at which the first derivative of a function is either 0 or does not exist.
PETROLEUM ENGINEERING
A location on the drilling line which is subject to strain when the pipe is run into or pulled out of the drill hole.
PHYSICAL CHEMISTRY
1. The temperature and pressure at which two phases of a substance in equilibrium with each other become identical, forming one phase.
2. The temperature and pressure at which two ordinarily partially miscible liquids are consolute.
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