Table 2. Basic Time-Varying Models of Steel Corrosion Rate of BMSCC.
| specimens | models | R2 | no | |
|---|---|---|---|---|
| C20 |
|
0.903 | (8) | |
|
0.910 | (9) | ||
|
0.913 | (10) | ||
| C35 |
|
0.848 | (11) | |
|
0.954 | (12) | ||
|
0.979 | (13) | ||
| C50 |
|
0.774 | (14) | |
|
0.879 | (15) | ||
|
0.957 | (16) |
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