单词	不频发的
释义	不频发的a.infrequent不频发的，很少发生的；罕见的
随便看	electron beam dosimetry electron beam drilling electron-beam drilling machine electron beam (eb) cured coating electron beam effects electron beam energy electron beam evaporation electron beam excitation electron beam exposure system electron-beam extractor electron-beam--extractor electron beam fabrication electron beam focusing electron beam furnace electron-beam fusion electron-beam generator electron beam gun electron beam hardening electron beam heater electron beam heating electron beam heating equipment electron beam heat treatment equipment electron beam induced current electron-beam injected transistor amplifier electron-beam ion source