One was givenby bands with semilattice transversals and Clifford semigroups. The other was given by bandswith semilattice transversals and a family of homomorphisms between completely si mplesemigroups.

• 一是通过具有半格断面的带和Clifford半群给出；另一个是通过具有半格断面的带和完全单半群之间的一族同态给出.