求翻译：B组有2只死于术后6 d , 探查亦为绞窄性肠梗阻, 肠管坏死所致，腹腔内HA已完全吸收，粘连级别定为Ⅳ级，死亡率为6.67℅；是什么意思？

Group B has two died after 6 d, exploration is also strangulating intestinal obstruction, intestinal necrosis caused by HA has been completely absorbed within the abdominal cavity, adhesion level as grade Ⅳ, the mortality rate of 6.67 ℅;

group of 2 only B died of post-surgery 6D, detection is also a way of narrowing down intestinal obstructions, intestinal tube, abdominal cavity HA necrosis has been completely absorbed IV adhesions at Grade C O and the mortality rate is 6.67 ;

B group has 2 to die of technique latter 6 d, the investigation for the strangulation intestinal obstruction, the intestines necrosis result, in the abdominal cavity HA completely has also absorbed, the adhesion rank decides asⅣThe level, the mortality rate is 6.67℅;

Group b has 2 dead in postoperative 6 d, exploration of strangulated intestinal obstruction, bowel necrosis due to intraperitoneal HA has been completely absorbed, adhesion level is level IV, mortality rate of 6.67 ℅;

There are 2 to die from postoperative 6 d B groups, also ascertains the narrow intestinal obstruction, due to intestines necrosis in order to entangle, HA absorb totally already in abdominal cavity, adhere the rank fix for the Ⅳ grade, the mortality is 6.67%;