adding and subtracting machine
加减计数机
热门单词
- aborigine
- absolute flying height
- absoluteness
- accessory axis
- achievement measure
- achromatic telescope
- acid mordant red
- acid storage battery
- acoustical treatment
- acquired distinctiveness of cues
- acrylamide gel
- acrylic anhydride
- actinobacillus
- activity learning
- actuate
- adaptive receiver
- adder-accumulator
- adenoncus
- adhesive disc
- adipic diamide
- adjacent channel
