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0.1MPa≤a1-2<0.5MPa a1-2<0.1MPa 0.1MPa≤a1-2<0.3MPa a1-2≥0.5MPa
0. 9~1. 1MPa 1. 2~1. 5MPa 1. 5~2. 0MPa 2. 0~2. 4MPa
0.66MPa-1 0.86MPa-1 0.9MPa-1 1.2MPa-1
a1-2=0.15MPa-1,Es1-2=11.0MPa a1-2=0.25MPa-1,Es1-2=6.6MPa a1-2=0.45MPa-1,Es1-2=2.7MPa a1-2=0.55MPa-1,Es1-2=3.0MPa
a1-2﹤0.1MPa-1 0.1MPa-1≤a1-2﹤0.5MPa-1 a1-2≥0.5MPa-1 A+B
a1-2﹤0.1MPa-1 0.1MPa-1≤a1-2﹤0.5MPa-1 a1-2≥0.5MPa-1 A+B
a1-2=0.15MPa-1,Es1-2=11MPa a1-2=0.25MPa-1,Es1-2=6.6MPa a1-2=0.45MPa-1,Es1-2=3.7MPa a1-2=0.55MPa-1,Es1-2=3.0MPa
0、1MPa≤P≤1、6MPa 0、1MPa≤P<1、6MPaCP>1、6MPa 0、1MPa≤P≤1、8MPa 0、1MPa≤P≤2、0MPa
σ1=30MPa,σ2=20MPa,σ3=10MPa σ1=30MPa,σ2=10MPa,σ3=20MPa σ1=38.3MPa,σ2=0,σ3=-18.3MPa σ1=18.3MPa,σ2=0,σ3=-38.3MPa
0.4MPa-1、4.05MPa -0.4MPa-1、4.05MPa 0.4MPa-1、3.95MPa -0.4MPa-1、3.95MPa
1MPa~2MPa 0.1MPa~0.5MPa 0.1MPa~0.25MPa 1kPa~2kPa
2. 5MPa 2. 8MPa 4. 2MPa 1. 6MPa
a1-2<0.1MPa-1 0.1MPa-1≤a1-2<0.5MPa-1 a1-2≥MPa-1
0.15MPa-1 0.26MPa-1 0.38MPa-1 0.42MPa-1
a1-2﹤0.1MPa-1 0.1MPa-1≤a1-2﹤0.5MPa-1 a1-2≥0.5MPa-1 A+B
1MPa~2MPa 0.1MPa~0.5MPa 0.1MPa~0.25MPa 1kPa~2kPa
0.5~1MPa 0.05~1MPa 1~2MPa 0.05~2MPa
1MPa 1. 2 MPa 1. 8 MPa 2. 4 MPa
a1-2=0.15MPa-1,Es1-2=11.0MPa a1-2=0.25MPa-1,Es1-2=6.6MPa a1-2=0.45MPa-1/,Es1-2=3.7MPa a1-2=0.55MPa-1,Es1-2=3.0MPa