moderator lamp
now historical
noun
An oil lamp in which the flow of oil from the reservoir to the burner is maintained as a uniform flow by a regulating mechanism.
Origin
Mid 19th century; earliest use found in Practical Mechanics' Journal.
| 单词 | moderator lamp |
| 释义 | moderator lampnow historical noun An oil lamp in which the flow of oil from the reservoir to the burner is maintained as a uniform flow by a regulating mechanism. Origin |
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