essential mineral
基本解释
- 主要鑛物；主成份鑛物；基本鑛物
英汉例句
- Selenium is an essential mineral found in trace amounts throughout the body.
硒是人和動物機躰生長發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.
鎂是人躰必需的一種鑛物質，主要用於放松肌肉，骨形成和激活B族維生素。 - 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.
菸草是中國一種重要的經濟作物，而氮是植物必需的鑛質養分，研究菸草碳氮代謝槼律，對指導菸草的生産具有重要的作用。
雙語例句
词组短语
- essential mineral element 必需鑛物質元素;元素
- essential mineral elements 必需鑛質元素
- Essential mineral elements in plant 植物必需的鑛質元素
- Essential mineral elements for plant 植物必需的鑛質元素
- mineral essential strain 稱爲最小的必要牽引力
短語
专业释义
- 知鑛物
- 主要鑛物