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SLS 848 : part 2 : 1989 : specification for wood poles for overhead power and telecommunication lines : part 2 - selection and preparation of wood poles for treatment - Colombo SRI LANKA STANDARDS INSTITUTION 1989 - 17p.

STD2986

SLS 848 : Part 2 : 1989


a621.315.668.1:674.04
POWER TRANSMISSION-STANDARDS
SRI LANKA-STANDARDS

621.315.668.1:674.04

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