47.020.90 Marine ventilation, air conditioning and heating systems / Судовые системы вентиляции, кондиционирования воздуха и обогрева
Ключевые слова:
Dimensions|Form tolerances|Circular shape|Wires|Ventilation equipment|Water transport engineering|Meshes|Grilles|Fixed|Water transport engineering components|Ventilators|Adjustment|Ventilating cowls|Size|Design