Specification for aluminium shore gangways Ingestion-build-73073 Acoustic roughness is defined as
$166.00
Description
Acoustic roughness is defined as the variation in the height of the running surface associated with rolling noise excitation expressed as a function of distance x along the running surface
— those using scanning laser sources
2 communications services between two control centre end systems
The standard also provides an authoritative and up-to-date reference source for:
Specification for aluminium shore gangways Ingestion-build-73073 Acoustic roughness is defined as
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