good morning ... I would like to know .. what material is the receiving tube and what diameter is ...?
@dr.sanjuthomas86672 жыл бұрын
What is the pressure of the steam accumulator?
@edinsongr8526 жыл бұрын
buen dia....una pregunta....de que material es el receptor...??por favor podrian darme una orientacion, es que debo hacer un prototipo colector solar fresnel....gracias..