开卷次数

切刀介入绑带与盒片之间

比例

实施前

1320

1302

98.64%

1268

1246

98.26%

1340

1329

99.18%

1120

1105

98.66%

1086

1065

98.07%

实施后

1205

1189

98.67%

982

965

98.27%

1250

1228

98.24%

1196.375

1178.625

98.52%