Wei dian zi xue/. 2. Wei dian zi xue/. 1. Wei dian zi xue/. Shang. Dian zi xue/. 3. Ji dong xue/. 2. Shu pei dian xue/. 2. Wei bo dian zi xue/ Jing dian shi wen/. 2. Ji ben dian lu li lun/. 2. Ji ben wu li xue/. 2.