short pa 2 (pa-2) pa-1 (pa-1) a pa pa+1 (pa+1) a+2 pa (pa+2) pa+3 (pa+3) 针对 windows环境pa pa-2 pa-1 pa+1 pa+2 pa+3 *(pa-2) *pa *(pa+1) *(pa+2) *(pa+3) *(pa-1) short *pa 针对windows环境 43