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indifferent equilibrium (度); indifferent stability (度); neutral stability (性); neutral stability (度) |
中性 稳定 : 23 phrases in 10 subjects |
Air defense | 1 |
Athletics | 2 |
Automobiles | 1 |
Aviation | 2 |
Bridge construction | 2 |
Desert science | 1 |
Shipbuilding | 1 |
Space | 4 |
Technology | 6 |
Wind Energy | 3 |