Η PSOMAKARA Diving Services & Consulting Co προσφέρει τώρα υπηρεσίες κατάδυσης στο Αμπιτζάν της Ακτής Ελεφαντοστού με καταδυτικό σταθμό και γραφεία, με μόνιμο και άρτια καταρτισμένο και εξειδικευμένο προσωπικό. Ο καταδυτικός σταθμός στο Αμπιτζάν παρέχει ποικίλες υποβρύχιες υπηρεσίες, οι οποίες …
New diving station in Abidjan, Ivory Coast
PSOMAKARA Diving Services & Consulting Co now offers diving services at Abidjan, Ivory Coast with a diving station and offices, with permanent well trained and qualified staff. The Abidjan diving station provides a variety of underwater services, …
Hull and surface roughness
Hull roughness
The instrument to measuring hull roughness is the BSRA Roughness Gauge. The instrument measures the Average Hull Roughness (AHR), which is defined as the average of minimum 100 measurements of Mean Hull Roughness (MHR). MHR is the average …
Hull and surface roughness
Hull roughness
The instrument to measuring hull roughness is the BSRA Roughness Gauge. The instrument measures the Average Hull Roughness (AHR), which is defined as the average of minimum 100 measurements of Mean Hull Roughness (MHR). MHR is the average …