In some of the experimental runs, however, phenomena such as flow separation and sand face breaching are observed, which exceed the current scope of the proposed theory.

• 虽然模式得以验证水射之于输砂具薄层流及水跃行为，经由实验观察，移动式水射所造成之沟渠流仍有可能发生超出模式之分离流等。