“main fans”的概念、定义、翻译、参考文献-科学参考

单词	main fans
释义	main fans [`mān `fanz] ^{MINING ENGINEERING} Fans that produce the general ventilating current of the mine, being of large capacity and permanently installed.
随便看	chemical tracer chemical vapor deposition chemical warfare chemical weathering chemiclearance chemiflux chemi-ionization chemiluminescence chemimechanical pulp chemionics chemiosmosis chemiosmotic coupling chemisorption chemist chemistry chemoautotroph chemocline chemodectoma chemodifferentiation chemoheterotroph chemonite chemoorganotroph chemoprevention chemoprophylaxis chemoreception

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