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- Low - grade chalcopyrite ore 低品位黄铜矿矿石
- Bioleaching Oxidation of Low Grade Chalcopyrite with Thermoacidophile 嗜热嗜酸菌生物浸出低品位原生硫化铜矿
- Intensified Bioleaching of Low Grade Chalcopyrite with Thermoacidophile 低品位原生硫化铜矿嗜热嗜酸菌强化浸出
- Low grade chalcopyrite 低品位黄铜矿
- A low number; a low grade of oil. 一个小的数; 低级油
- John is down on his teacher because she gave him a low grade. 约翰恨他的导师，因为她给他打了低分。
- The unique geological structures in chalcopyrite mines in the Ural region are responsible for low mining productivity and ore spontaneous combustion. 本文叙述了鸟拉尔地区黄铜矿床的地质特征及其给采矿带来的开采强度低、有自燃发火倾向等问题。
- My son mucked up the car engine by using cheap, low grade gasoline. 我的儿子使用便宜的低级汽油,汽车引擎损坏了。
- The government is trying to keep a low profile on this issue. 政府力图在这个问题上保持低姿态。
- The singer forced his low notes. 那位歌手勉强唱出低音。
- Chalcopyrite ore 原生硫化铜矿
- He because of bashful but low head. 他因羞愧而低下了头。
- The ship lay keeled over at low tide. 那艘船因退潮而倾覆。
- Wu low low phosphorus iron ore, high quality. 武安铁矿石低硫低磷，品质优良。
- My home town lies low in a hidden valley. 我的家乡位于一个隐蔽的山谷里。
- Low grades are getting Hellen down. 低分数使海伦闷闷不乐。
- After a brief rally share fall back to a new low. 股票经过一次短暂回升后回落到一个新的低点。
- Made a big fuss over one low test grade. 对区区初级考试的分数那么大惊小怪
- Talking in a low voice were a man and a woman. 低声讲话的是一男一女。
- Judy bent her face low over the notebook. 朱迪把脸凑近笔记本。
