其REE丰度逐渐增高，轻、重稀土分馏程度表现为愈趋显著的总体演化趋势。
Their REE abundance increases progressively and their light and heavy REE fractionations also have a general evolutionary trend of becoming more and more marked.
岩浆演化序列表现出岩浆基性程度由高变低、侵入深度由深变浅、围岩蚀变由强变弱的总体演化趋势。
The magmatic evolutionary series shows a general trend of evolution from high to low basicity of magma, from great to shallow depths of magmatic intrusion and from strong to weak wall-rock alteration.
在明确研究目的与方法之后，论文从综合的角度列举了20世纪设计风格的总体演化过程，并提取了26种设计风格流派进行图表化研究。
After determining the purposes and methods of this research, I enumerated the main design styles in the 20th Century, and selected 26 design styles to describe the process of evolvement.
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