Zong tong si xiang yu song ming li xue/ Gong gong ling yu zhong de lun li xue/ Wang luo ying yong xin li xue/ Ying yong shu liang jing ji xue/ Gong cheng fei ping heng re dong li xue/ Shi yong chuan ran bing bing li xue/ Xian dai ying yong dong li xue/ Gong cheng li xue=: Statics = jing li xue/ SPSS tong ji fen xi cong ling kai shi xue/ 30 tian rang ni jing tong jing ji xue/