mutually disjoint造句

The categories are not mutually disjoint : World includes Group which in turn includes Owner.
The 12 lines can be partitioned into four classes of three lines apiece where, in each class the lines are mutually disjoint.
When the sets of the collection are mutually disjoint, each element of the transversal corresponds to exactly one member of " C " ( the set it is a member of ).
Because of the polish nature of " X " there is a sequence of compact subsets of " X " that are mutually disjoint, whose union has negligible complement, and on which ? is continuous.
Luckily, any such simple set " S " can be rewritten as a union of another finite family of rectangles, rectangles which this time are mutually disjoint, and then one defines the Jordan measure " m " ( " S " ) as the sum of measures of the disjoint rectangles.
It's difficult to find mutually disjoint in a sentence. 用mutually disjoint造句挺难的