Pascal yu yan

Ben shu zhu yao nei rong bao kuo:ji suan ji de ji chu zhi shi,Pascal yu yan ji chu,Pascal yu yan de chang yong yu ju,Xuan ze jie gou,Xun huan jie gou,Mei ju lei xing yu zi jie lei xing,Shu zu,Guo cheng he han shu,Chang yong suan fa he wen jian deng.