अरत्निरिन्द्रकीलः ॥ कZ_०२.३.२६ ॥
aratnirindrakīlaḥ
インドラキ―ラ(indrakīla:地杭/施錠用ピン)は一アラトニ(aratni:前腕長)とする。
It prevents under-building (cost-cutting that weakens security/stability) and makes compliance measurable during inspection.