Plastics - determination of viscosity using a falling - ball viscometer - inclined - tube method 塑料.用落球粘度计测定粘度.斜管法
2.
Plastics - determination of viscosity using a falling - ball viscometer - part 1 : inclined - tube method 塑料.使用落球式粘度计测定粘度.第1部分:斜管法
3.
Plastics - determination of viscosity using a falling - ball viscometer - part 1 : inclined - tube method iso 12058 - 1 : 1997 ; german version en iso 12058 - 1 : 2002 塑料制品.使用落球式粘度计测定粘度.第1部分:斜管法