- 双语例句
1、
Objective To investigate the composition and structure of sialolith and explore the contributing factors of sialolith.
目的研究涎石的成分结构,探讨其形成原因.
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2、
Results The sialolith was mixture of such inorganic substance as hydroxyapatite , whitlockite and organic matter.
结果涎石的结构成分是多种化合物的混合物,其中主要成分是羟磷灰石、磷酸钙、磷灰石、磷钙石、酸磷灰石、碳酸磷灰石和有机物质.
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