... STEPS OF ISS ASSEMBLY . ... ISS-1 . ... MINI-RESEACH MODULE POISK . EXPERIMENTS AND RESEARCHES . ... Monitoring of Orbital Complex inherent outer atmosphere and external surfaces state, as well as diagnostics of serviceability of materials and coatings to be used. ... Measuring parameters of inherent outer atmosphere (residual density, mass composition, ion concentration, electron temperature) by scientific equipment kit to be accommodated on external surface of ISS RS module. ...