The inert deposits include silicon, calcium, Cl and K and their influence on production is obvious.

这些惰性物质包括：硅、钙、氯和钾等元素，其对生产的影响是显而易见的。

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Authors measured serum Ca, p, Mg, K, Na, Cl, nonprotein nitrogen and mucin of 8 serum in urolithiasis sheep and health sheep separately.

作者取患尿石病和健康绵羊血清各8份，分别测定其钙、磷、镁、钾、钠、氯、非蛋白氮和粘蛋白等成分。

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Methods The level of serum potassium(K) , natrium (Na) and chlorine(Cl) were measured in 71 neonates suffered birth asphyxia and 20 normal newborns.

方法对71例窒息新生儿和20例正常新生儿血清钾、钠、氯电解质进行了监测。

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