The results showed that trace element selenium contents of bones around implants were positively related to the strength of the implant fixation.
结果表明，种植体周围骨组织微量元素硒含量与种植体固位强度呈正相关。
Selenium is a necessary trace element and has important function of physiological health. The production of organic Se by biological pathway is attractive.
硒是一种必需微量元素，具有重要的生理保健功能，利用生物合成方法生产有机硒引起了人们的关注。
Selenium is a kind of necessary trace element to living beings.
硒是生物的一种必需微量元素，它与工农业生产及人类健康关系密切。
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