It can be confirmed from the UV absorbent spectrum that the product has certain ultraviolet absorption. 通过对改性产物的紫外光谱表征发现产物具有一定的吸收紫外线能力。
The concentration measurement of novel water-soluble polymers used in EOR by means of ultraviolet spectroscopy is discussed. 通过实验验证了紫外光谱法可用于测定提高采收率用新型聚合物浓度。