| 单词 | molecular beam |
| 释义 | molecular beamnoun Physics.a stream of molecules freed from a substance, usually a salt, by evaporation and then passed through a narrow slit for focusing, for investigating the properties of nuclei, atoms, and molecules. Also called molecular ray . Words nearby molecular beamMolech, mole crab, mole cricket, molecular, molecular astronomy, molecular beam, molecular biology, molecular clock, molecular cloud, molecular computing, molecular disease Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for molecular beammolecular beam molecular raynounphysics a parallel beam of molecules that are at low pressure and suffer no interatomic or intermolecular collisions Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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