Is mainly composed of calcium magnesium sulfate, chloride and nitrate as the hardness of the form salts.

主要是由钙镁的硫酸盐、氯化物和硝酸盐等盐类所形成的硬度。

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Not only did it contain water, but a plethora of other compounds and elements including mercury, calcium, magnesium, carbon monoxide and dioxide, ammonia, sodium - and small traces of silver.

土壤中不但含有水分，还有大量其他的成分和物质，例如汞、钙、镁、一氧化碳、二氧化碳、氨和钠——以及少量的银。

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Researchers found that mean intakes of fiber,vitamins A, C and E, thiamin, riboflavin, folate, calcium, magnesium, and ironwere all higher for vegetarians than for all non-vegetarians.

研究人员发现，素食者的纤维素、维生素A、C和E、硫胺素（维生素B1）、核黄素（维生素B2）、叶酸（维生素B9）、钙、镁、和铁的平均摄取量都比所有非素食者的高。

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The second sample is a piece of dolomite (a rock made of calcium magnesium carbonate).

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Other values recorded include ammonia, chlorine, water hardness (calcium and magnesium), dissolved oxygen and organic carbon.

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Printed electronics require conductors to create light or energy and that usually happens with calcium, magnesium or lithium.

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