采用流动相梯度淋洗，紫外检测器波长编程的方法测定富集后的酚类化合物，并测定了方法的精密度、准确度和检测限。
The extracted phenols were detected by gradient eluted mobile phase and UV wavelength programming HPLC. The precision, accuracy and detection limits of established methods were determined.
本文着重介绍水平管中这种两相流动的流动型态、压力梯度和持液率的预测方法。
This article mainly introduces the prediction method of the flow pattern, pressure gradient and liquid holdup of two phase flow in horizontal pipelines.
对流动相组成、流率、柱温、梯度速率、pH值、盐浓度以及缓冲液浓度对容量因子(K ')的影响分别进行了讨论。
The effects of mobile phase composition, flow rate, column temperature, gradient ramp, ph value, salt concentration, and buffer concentration on capacity factors (K ') were respectively discussed.
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