hat
Low inèsi DC motè nan aparèy transmisyon mekanik, mezire, kalkile ak kondwi te wè machin nan vitès la menm ak tiyo a gwo vitès kouri, Lè sa a, koupe tiyo a ak espesifye longè.
eng
Low inertia DC motor through mechanical transmission device, measuring ,calculate and driving saw car at the same speed with the high-speed running pipe, then cut off the pipe with specified length.