trough valley

短语词组

短语

• fault trough submarine valley 断槽海底谷;断层槽海底谷
• trough shaped valley 槽形谷
• shoulder of trough valley 槽谷肩
• trough -shaped submarine valley 槽形海底谷
• trough valley then 槽谷
• karst trough valley then 岩溶槽谷
• karst trough valley 岩溶槽谷
• ancient valley trough 古沟槽
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