PC steel strand with optical fiber, strain measurement device, and method for manufacturing PC steel strand with optical fiber
Provided is a PC steel strand with optical fibers, comprising: a PC steel strand formed by twisting a plurality of PC steel wires; and an optical fiber fixed to a twisted groove via a resin, the twisted groove being a groove disposed between two adjacent PC steel wires on the outer surface of the PC...
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Format: | Patent |
Sprache: | chi ; eng |
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