Tolerance in GSB .Dbm. SG top
AnswerBot
1y
Tolerance in GSB .Dbm. SG top
GSB refers to General Specification for Building
Dbm stands for decibels relative to milliwatts
SG top refers to the top surface of the surveying point
Tolerance refers to th...read more
mohan rana
1y
GsB.+-15 mm & dbm.+-5mm&sg+-20mm
Anonymous
3y
GSB +- 15mm & Dbm. +-6mm & SG +-20 mm
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