1. Ƙididdiga na ɓangaren giciye shine hanya mafi mahimmanci, dacewa da tasiri. Hanyar da ake kira gicciye sashe na lura, yana cikin maƙallan riveting tare da sashin jirgin saman Meridian, gogewa da gogewa, kallo, aunawa da kuma nazarin siffar sashe.
2. Hanyar gwajin kai tsaye ita ce hanya mafi aminci don bincika ingancin riveting, amma aikin yana da rikitarwa.
Lokacin aikawa: Janairu-14-2021