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单词 mapp gas
释义

Mapp gasn.

Brit. /ˈmap ɡas/, U.S. /ˈˌmæp ˈˌɡæs/
Forms: 1900s– MAPP Gas, 1900s– Mapp gas, 1900s– mapp gas, 1900s– Mapps gas.
Origin: Formed within English, by compounding. Etymons: methyl n., acetylene n., propane n., gas n.1
Etymology: Origin of first element uncertain; perhaps < m- (in methyl n.) + a- (in acetylene n.) + p..p- (in propane n.) + gas n.1
Chiefly U.S.
A proprietary name for: a liquefied mixture of methyl acetylene and other hydrocarbon gases which is used as a fuel, esp. in blowtorches.
ΘΚΠ
society > occupation and work > materials > fuel > chemical fuel > [noun] > liquid
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Mapp gas1962
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1962 Official Gaz. (U.S. Patent Office) 11 Dec. tm53/1 Mapp gas... for liquefied hydrocarbon gas.
1976 Honolulu Star-Bull. 21 Dec. b-9 (advt.) Choose from 300-lb capacity hand truck, 23-pc. or 13-pc. metric socket/wrench set, or mapp gas torch kit.
1982 DIY Trade May 37/2 It is based on the use of replaceable methyl acetylene (or Mapps gas) and compressed oxygen cylinders.
This is a new entry (OED Third Edition, September 2000; most recently modified version published online March 2022).
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n.1962
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