{"Data1":[["1","学号","a","b","c"],["2","80","60","60","150"],["3","1106052217","14","9.00",""],["3","1106052217","23","8.00",""],["3","1106052217","31","10.00",""],["3","1106052217","39","0.00",""],["3","1106052217","7","7.00",""],["3","1206022139","11","10.00",""],["3","1206022139","20","10.00",""],["3","1206022139","28","8.00",""],["3","1206022139","3","9.00",""],["3","1206022142","15","0.00",""],["3","1206022142","24","0.00",""],["3","1206022142","32","0.00",""],["3","1206022142","8","0.00",""],["3","1206052104","14","0.00",""],["3","1206052104","23","0.00",""],["3","1206052104","31","0.00",""],["3","1206052104","39","0.00",""],["3","1206052104","7","0.00",""],["3","1206052106","14","9.00","图不规范"],["3","1206052106","23","0.00",""],["3","1206052106","31","0.00",""],["3","1206052106","39","0.00",""],["3","1206052106","7","9.00",""],["3","1206052109","14","8.00",""],["3","1206052109","23","7.00",""],["3","1206052109","31","9.00",""],["3","1206052109","39","0.00",""],["3","1206052109","7","10.00",""],["3","1206052113","14","10.00",""],["3","1206052113","23","7.00",""],["3","1206052113","31","9.00",""],["3","1206052113","39","0.00",""],["3","1206052113","7","10.00",""],["3","1206052122","14","0.00",""],["3","1206052122","23","0.00",""],["3","1206052122","31","0.00",""],["3","1206052122","39","0.00",""],["3","1206052122","7","0.00",""]。。。。。]} 在Data1里面有1000+条数据，会出现渲染层错误，但是把数据量改小，改到100+就能出现。这是为什么？有这个大小限制？