Definitions for "DTU"
(Daily Temperature Unit) one degree Fahrenheit above freezing (32oF) for a 24 hour period.
DDS Test Unit. The Hekimian 6302 test set that provides bidirectional DS1 and DS0A/DS0B interfaces. T1 and subrate access and testing require these interfaces.
Standardized Technical Document. Product family. The building materials are divided into 12 groups as follows :• roof covering • roof sealer • inner divisions • external envelopes • vertical partitions water stop • technical plants • insulation • joineries and closures • various works • covering • structures • complete systems • glass