坍落度試驗對混凝土的稠度變化，這對應於設計的25毫米至33%的坍落度。

坍落度試驗對混凝土的稠度變化，這對應於設計的25毫米至33%的坍落度。

Results (English) 1:

To change the consistency of concrete slump test, which corresponds to 33% of 25 mm slump in design.

Results (English) 2:

The collapse test changes the consistency of the concrete, which corresponds to the design's collapse of 25 mm to 33%.

Results (English) 3:

The change in the consistency of the concrete from the slump test corresponds to a slump of between 25 mm and 33% of the design.