（）贾母身边八个丫环中书中最晚出场的是哪个？ ["鸳鸯","鹦鹉","珍珠","玛瑙","玻璃","翡翠","珊瑚","琥珀"]
某电路有3个节点和7条支路，采用支路电流法求解各支路电流时，应列出电流方程和电压方程的个数分别是（） ["A、3、4","B、4、3","C、2、5","D、4、7"]
（）书中提到的“卍”初为梵文，到了唐代，玄奘把它译成何字？ ["万","吉","祥","德"]
（）鸳鸯准备在何树下“方便”，不想遇上了司棋？ ["梨树","杏树","桂树","桃树"]
（）司棋的身材是怎样的？ ["娇小玲珑","婀娜多姿","袅袅婷婷","高大丰壮"]
简述测量液位仪表异常情况的判断步骤。
