单词：shale content
shale content的用法和样例：
例句
- A study on the nutrient values of congee, rice and noodle dishes showed that the calcium content of these foods was generally low while the sodium content was on the high side.一项粥粉面饭营养素含量研究发现，这些食品普遍都是钙质含量偏低，钠含量则偏高。
- Kazakh grain, prized for its high protein and gluten content, is similar to some of the scarce top-quality North American crops that jumped in price yesterday.哈萨克斯坦小麦因蛋白和麸质含量高而受到市场追捧，与一些供应稀少的高品级北美小麦相似，这些小麦价格昨日也出现大涨。
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