चतुरङ्गुलो धनुर्ग्रहः ॥ कZ_०२.२०.०८ ॥
caturaṅgulo dhanurgrahaḥ
ଧନୁର୍ଗ୍ରହ (ଧନୁଷର ଧରଣ) ଚାରି ଅଙ୍ଗୁଳ ପରିମାଣର।
It standardizes production and inspection, reduces failure risk in combat, and enables predictable procurement and inventory control.