essential trace element meaning in English

必需微量元素

The result shows that there are rich essential trace elements and a little harmful elements cd and pb in blackberry lily
结果表明，射干中含有丰富的人体必需的微量元素和微量的有害元素，是一种极具开发和利用价值的中药植物。
Made naturally with hydrolylzed corallina officinalis , contains over 92 species essential trace elements and minerals that provides moderate protection against ， as light as water with bubbles that instantly absorbed by skin , makes skin feel fresh and comfortable
来自深海最纯粹深邃的呵护，蕴含多种微量元素及矿物质，给予肌肤再赋活制，活力气泡涌聚源源不绝的激活能量，酝酿最极致清澈的水透肤触。