Using chemical addition method to calibrate absorption effect, trace element in human hair are analyzed with X-ray fluorescence (XRF).
通过化学加入法校正吸收效应，采用X射线荧光分析法（XRF）分析人发样品，确定人发中微量元素的含量。
Objective: To discuss the relationship between the content of trace element in Fanbai Grass and its effect of reducing blood sugar.
目的：探讨翻白草中微量元素的含量与降血糖作用的关系。
According to the fitting results by computer, the microstructure of these specimens was investigated and the effect of trace element in the steel was discussed.
根据计算机拟合结果，对这些试样的组织结构进行了初步分析，并对微量砷的作用进行了讨论。
For soil trace element, the ageing humus had fixed effect. The nascent active humus had effect to promote the activity.
对土壤微量元素，老化的腐殖质有固定作用，新生的活性腐殖质有促进活性作用。
Objective To observe the effect of one-trial electric shock on the trace element in the rat brain.
目的观察一次性电击对大鼠脑内微元素的影响。
The invention has beneficial effect of providing the ideal pre-mixed feed containing the organic trace element selenium for the dairy cows.
本发明的有益效果是提供了一种理想的含有机微量元素硒的奶牛用预混合饲料。
There are more initial nutrients in the straw substrates, and washing can reduce macro-element contents, but effect of washing on middle and trace element contents is not significant.
秸秆基质中含有较多的初始养分，淋洗可以使大量元素含量减少，但对中微量元素含量影响不大。
There are more initial nutrients in the straw substrates, and washing can reduce macro-element contents, but effect of washing on middle and trace element contents is not significant.
秸秆基质中含有较多的初始养分，淋洗可以使大量元素含量减少，但对中微量元素含量影响不大。
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