When Bryant concluded his examination of the pollen in this sample he found clover and wildflowers clearly outnumbering a smattering of grains of blackberry pollen.

当Bryant检测样品中的花粉时却发现了三叶草和野花花粉的数量远远超过了少量的黑莓花粉。

youdao

Using baicalin as the standard sample, the flavone substances in pollen of Yunnan pine were determined through methyl alcohol back flow extraction and ultraviolet spectrophotometer.

以黄芩甙为标样，对云南松花粉中黄酮类化合物采用甲醇回流提取，用紫外分光光度法进行测定。

youdao