access
(1)入口通路
(2)取数
(3)存取(泛指取数或存数)

• dayligth effect
• day/night sight
• day range
• dayteim transparency
• daytime radiance
• daytime sensitivity
• daytim resolution
• dazzle
• db-loss
• dBm
• DC are source
• DC-excited
• DC-excited Ar-ion laser
• DC magnetization technique
• DC-pumped
• deactivation
• dead axle
• dead band
• dead beat
• dead point
• dead pulley
• dead zone
• deaeration
• deaerator
• deaphaneity