Laboratory;
of;
Optical;
Fiber;
Sensors;
(Heilongfiang;
Province),;
Photonics;
Research;
Center,;
College;
of;
Science,Harbin;
Engineering;
University,;
Harbin,;
150001,;
China;
of;
Civil;
and;
Environmental;
Engineering,;
University;
of;
Alaksa;
Fairbanks,;
Fairbanks,;
AK;
99709,;
USA;