有些土壤是出了名的缺乏微量营养，因此无法支持大多数植物的生命。
Some soils are notoriously deficient in micro nutrients and are therefore unable to support most plant life.
结果表明：在根据微量元素摄入量进行乳腺癌发病率预测方面，支持向量机方法有明显的优势。
The result indicated that support vector machine method has the obvious superiority in the forecast of breast cancer incidence rate based on gain quantity of trace element.
当昆虫吃下死去植物的残留物，就将它们还原成微量矿物质和其它营养素，用此支持植物和树的生命。
As the worms ingest the remains of the dying plants, they reduce the remains into trace minerals and other nutrients that then sustains the life of the plants and trees.
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