| 释义 |
acetylene urea
- oxyacetyleneadj. 氧乙炔的
- Aristotelean亚里士多德
- 脲niào
urea
- 尿素niào sù
carbamide, urea
- 电石气diàn shí qì
acetylene
- 炔属quē shǔ
acetylene series
- 乙炔yǐ quē
ethyne; acetylene
- 脲醛尸niào quán shī
urea formaldehyde resin
- 脲醛树脂niào quán shù zhī
urea resin
- 气焊qì hàn
gas welding; acetylene welding
- 炔键quē jiàn
acetylenic bond; acetylene bond
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