Translate the given Spanish text to English

[EX Q]: Systems for showing such relationships are described.
[EX A]: Se describen sistemas para mostrar tales relaciones.

[EX Q]: The load limiter has shoulders formed at both ends.
[EX A]: El limitador de carga tiene rebordes formados en ambos extremos.

[EX Q]: A portable excrement bag comprises a bag body (10).
[EX A]:
Una bolsa para excremento portátil comprende un cuerpo de bolsa (10).