在基体与析出相的界面上存在高密度位错堆积，从而引起基体金属亚结构细化。
High density dislocation pile-up lies in the interface of the matrix and the second phase, which induces the sub-structure fining of the matrix.
在固液相填充复合体系中，采用合理的颗粒级配可使颗粒排列更加紧密，提高堆积密度。
In composite system filled with solid and solid liquid phase, rational particle grade improve particles arrangement closer and increase stacking density.
辫状三角洲体系的平原相基本上由辫状河道沉积组成，三角洲前缘及前三角洲相带则以快速堆积、滑塌及浊流沉积为主。
Braid delta systems mainly consist of braid river deposits in delta plain facies, rapid accumulation deposits, slump deposits and turbidites in delta front and prodelta facies.
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