【物理】直接生产电能【物理】核反应堆，电能的直接生产

direct current

direct labor hour rate

direct with burning cartridge for internal-combustion engines

direct epifluorescent filter technique

three direct links (mail, air and shipping services and trade) and bilateral exchanges

on-column direct laser detection

direct【科技】;immediate【科技】;straightforward【科技】

direct-pick-up receiver (repeater receiver)