| | | | 2020 | | 5840 | 2 . 5 MPa 3 | 1 . 6 MPa 8 . 8 | 1 14 | 2020 9 | | 1264 . 84 | 1053 | 1 | 2 . 5 2 . 5 MPa | | 4 30 | 1 10 | | | |