二: two法: law第二类: second kind; second species◇第二类超导体 typeⅡsuperconductor二类的: amphiprotic二类社: chinas category b travel agency分类法: abc cla ification; abc cla ificiation; abc classification; abc classificiation; activity based cla ificatio abc; activity based classification abc; classification method; classification schema; grade-description system; group costing; group method; methodology; partition method; sorting technique; system of classification; taxonomy归类法: classification or grading method聚类法: clustering procedure类法术: touch spell三类法: method of three categories第二类操作: category-ii operation第二类程序: type 2 programming第二类错误: error of the second kind; type 2 error; type ii error第二类导体: second class conductor; second-class conductor第二类电极: second kind electrode; second-class electrode第二类电缆: category cabling第二类杠杆: second-class lever第二类国家: developing member countries. cash position第二类极大: maximum of maximum of the second kkind第二类抗体: second order antibody第二类流: second class current第二类碰撞: collision of the second kind; second kind collision第二类受体: receptor of second order; receptor of the second order第二类误差: error of second kind; type ii error第二类相变: phase transition of the second kind