中国分析测试协会 关键词：17α-羟孕酮；纯度；质量平衡法；杂质；LC-IT-TOF-MS [gap=991]Key words:17α-hydroxyprogesterone; purity; mass balance method; impurity; LC-IT-TOF-MS
基于6个网页-相关网页
最后用化学质量平衡法的有效方差分析，脊岭回归分析计算源的分配。
Next, Effect Variance Analysis and Ridge Regression of Chemical Mass Balance were used to calculate the source apportionment.
利用模拟淋溶实验、质量平衡法、PROFILE模型、MAGIC模型以及两种经验方法对中国十几种主要土壤类型的风化速率进行了研究。
The weathering rates of soils in China were estimated through the mass balance approach, simulated leaching experiments, PROFILE model, MAGIC model, and two empirical methods.
本文是从分析挠性转子的不平衡单质量的动态响应出发，找出用影响系数法平衡挠性转子的理论依据。
The dynamic response of unbalanced single disc rotor is analysed and theoretical aspects of flexible rotor balancing by the influence coefficient method are studied.
应用推荐