instruction:
Translate the given Spanish text to English
question:
The top portion defines a sleep surface (28).
answer:
La parte superior define una superficie para dormir (28).


question:
Use of the container for the thermally conditioning of a fluid under pressure.
answer:
Uso del recipiente para el acondicionamiento termico de un fluido bajo presion.


question:
The first and second flaps are configured to, upon the insertion, swing from the body of the flexible insert to engage the second panel of the sealable wrapper such that a thickness of the packaging apparatus becomes substantially uniform.
answer:

La primera y segunda aletas son configuradas, al insertarse, para oscilar a partir del cuerpo del inserto flexible a fin de acoplarse con el segundo panel de la enrrolladora o envolvedora sellable, de manera que el espesor del aparato de empacado se vuelva sustancialmente uniforme.