词汇	oil-gas trade
释义	oil-gas trade 油气进口贸易
随便看	Histological Technique Histological Techniques histological transformations Histological type Histological Type of Neoplasm histological types Histological Types of Neoplasms Histological variant histologic anatomy Histologic appearance of reproductive organ histologic characteristics Histologic classification histologic data histologic differentiation histologic examination histologic findings Histologic grade histologic immunity histologic lesion histologic pathology histologic reaction histologic section histologic sections histologic structure Histologic Technic