The mechanisms of pressure solution can be classified as water membrane model, island channeling model and Gratz model.

压溶作用机理的基本模式为水薄膜模式、岛状沟道构造模式、格莱茨模式。

In June 2003, the U.S. Supreme Court decided two admissions cases involving the University of Michigan (UM), the undergraduate program (Gratz v. Bollinger), and the Law School (Grutter v. Bollinger).

2003年6月，美国最高法院判决了两宗密歇根大学(UM)入学纠纷的案例，分别涉及本科生院(Grat z v . B ollinger)和法学院(Grutter v . Bollinger)。