It has a single "hard burned" and refractory grade MgO. Material temperature is difficult to control resulting in inconsistencies that reduce reactivity, costing the end user more.
回转炉内的物料温度控制难度很大，从而导致产品质量的严重不均匀，这会造成氧化镁产品的反应活性下降、最终用户的生产成本升高。
Many people make the mistake of starting too hard, and they get burned out or injured or discouraged within a couple of weeks.
许多人犯了开始就追求难度的错误，以至于在最初几周里，过度疲乏、受伤或是感到力不从心。
Carbohydrates are stored in your muscles in the form glycogen and are burned for energy during hard exercise.
碳水化合物以糖原的形式贮存在你的肌肉里，锻炼时会燃烧起来提供人体所需的能量。
Carbohydrates are stored in your muscles in the form glycogen and are burned for energy during hard exercise.
碳水化合物以糖原的形式贮存在你的肌肉里，锻炼时会燃烧起来提供人体所需的能量。
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