| 单词 | high-pressure process | 
| 释义 | high-pressure process [`hī ¦presh·ǝr `prä·sǝs]  CHEMICAL ENGINEERING A chemical process operating at elevated pressure; for example, phenol manufacture at 330 atmospheres (1 atmosphere = 101,325 pascals), ethylene polymerization at 2000 atm, ammonia synthesis at 100-1000 atm, and synthetic-diamond manufacture up to 100,000 atm.  | 
	
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