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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2021
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Article
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Tab 8
/
Research Article
Regional Ecological Security Evolution and Green Economy: An Empirical Study
Table 8
Prediction results of control indicator
B
(
k
).
ā
2018
2019
2020
2021
2022
2023
B
(
k
)
0.2447
0.2936
0.3523
0.4228
0.5074
0.6088