essential mineral
基本解释
- 主要矿物；主成份矿物；基本矿物
英汉例句
- Selenium is an essential mineral found in trace amounts throughout the body.
硒是人和动物机体生长发育所必需的微量元素。 - Magnesium is an essential mineral for the human body, and is needed for relaxing muscles , bone formation and activating B vitamins.
镁是人体必需的一种矿物质，主要用于放松肌肉，骨形成和激活B族维生素。 - Tobacco is an important economic crop, and nitrogen is essential mineral element. Studies on carbon and nitrogenous metabolism of tobacco have important action on tobacco production.
烟草是中国一种重要的经济作物，而氮是植物必需的矿质养分，研究烟草碳氮代谢规律，对指导烟草的生产具有重要的作用。
双语例句
词组短语
- essential mineral element 必需矿物质元素;元素
- essential mineral elements 必需矿质元素
- Essential mineral elements in plant 植物必需的矿质元素
- Essential mineral elements for plant 植物必需的矿质元素
- mineral essential strain 称为最小的必要牵引力
短语
专业释义
- 知矿物
- 主要矿物