Official Answer
Answer
Ƙwararriyar cirewa ƙaramin yanki ne ko 'scallop' a ƙarshen zoben riƙe da karkace wanda ke ba da damar screwdriver ko kayan aiki na musamman don samun bayan zoben don fitar da shi daga cikin tsagi. A cikin kayan aikin cikin teku, inda ganuwa ba ta da ƙarfi kuma ana sarrafa kayan aikin ta hanyar ROVs (Motocin da ake Aiki daga Nisa), ƙimar dole ne ya zama babba don a sami sauƙin shiga. Koyaya, dole ne a ƙirƙira ƙirar ƙira mai daraja a hankali don guje wa ƙirƙirar tashin hankali. An fi son madaidaicin radiyo sama da kaifi V-notch don kula da ƙarfin gajiyar zoben, musamman a aikace-aikacen da aka yiwa lodin axial cyclic.
