If you have a value that never changes in your application, you can define a named constant and use it in place of a literal value.

如果有一个值在应用程序中始终不变，则可以定义一个命名常数，并用该常数取代文本值。

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Based on experiment method, two drying technologies named constant low temperature drying and variable temperature drying were experimented on a batch type circulating paddy drier.

在分批循环式稻谷干燥机上试验了低恒温干燥和变温干燥两种干燥工艺。

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More severe cases may be treated with a CPAP machine, so named because they maintain constant positive air pressure to the wind pipe to help users breathe easy at night.

严重一点的患者可能就得用CPAP机来治疗了，人们给它取这个名字是因为它能够给气管提供稳定的空气压力，借以帮助患者在夜间呼吸。

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Why were Weight Watchers commercials featuring former player and current NBA announcer Charles Barkley and a disturbing CDC anti-smoking commercial featuring a woman named Terrie on constant loop throughout the playoffs, as if NHL fans are all fat smokers?

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Though it is easy to view it now as a source of constant distraction, the Blackberry was named through a process of careful reflection.

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He was divorced, and was in the constant companionship of a large Sheltie-mix named Lucy, his mother said.

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