दशदण्डो रज्जुः ॥ कZ_०२.२०.२१ ॥
daśadaṇḍo rajjuḥ
الرَّجُّو (حبل القياس) يساوي عشرة دَنْدَا.
To create a scalable hierarchy of measures so field survey can convert consistently between staff-measure and rope-measure.