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双链 | |||
化学双键 | |||
附条件债券指附有所有偿付条件的债券 | |||
★ 双键 | |||
附条件债券 | |||
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β碳原子与γ碳原子间的双键 | |||
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双键的 | |||
English thesaurus | |||
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DB |
double bond : 60 phrases in 10 subjects |
Agriculture | 2 |
Business | 1 |
Chemistry | 25 |
Economics | 1 |
Oil / petroleum | 8 |
Perfume | 1 |
Plastics | 4 |
Polymers | 5 |
Securities | 1 |
Technology | 12 |