aerial mapping
航空测图
热门单词
- ablative water
- abnormal haemoglobin
- accessories for steel rail
- acetate disc
- acetine
- acetonformaldehyde
- achenium
- achroiocythemia
- acid-proof concrete
- aconitum fischeri peichb
- acroesthesia
- acroteric
- acrylate
- acrylic wall sealer
- acrylic-nitrile rubber
- acryloyl chloride
- actinolite asbestos
- actinomorphic
- action unit
- activated complex
- activation device = trigger device
