jgg     2013 33 (增2):  98-99    ISSN: 0412-1961  CN: 21-1139/TG APPLICATION OF CCD TYPE WIRE ALIGNMENT IN TINGZIKOU  HYDRO ENGINEERING Key Laboratory of Earthquake Geodesy，Institute of Seismology，CEA，Wuhan 430071 Received: 2013-08-02  Revised: null  Online: 2013-10-24 Supporting info