?????????
13355715280
??????????????????
?????????????????
???????25-45
????????
??????????????400mj/cm3
???????1000±500mPa.s??25??
??????Χ??30-50??60°??
???????99.99
????????0?????????
?????????
??????????
????????
?????20KG?????/200KG PE?/1000KG???
????????Σ?????????????
???棺???????′???