In this case, rigid bodies and reference frames are indistinguishable and completely interchangeable.

The Model T was the first automobile mass produced on moving assembly lines with completely interchangeable parts, marketed to the middle class.

Oh, sure, the fantasy had always included massive orgies with gaggles of ravishingly beautiful and completely interchangeable females.

However, its mouse was little changed from the original Lisa version and is completely interchangeable.

Jabavu once remarked how they had worked together so long that, in some quarters, their names were regarded as completely interchangeable.

In general, they are completely interchangeable, except that some instructions use r11 implicitly.

With the exception of the "P" spec camera, all viewfinders are completely interchangeable.

Only identical twins have all the same tissue antigens and completely interchangeable bone marrow.

Equivalent in this context means fungible, i.e. the securities have to be completely interchangeable.

The two are almost directly and completely interchangeable.