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libration; librational motion | |||
libration (重力梯度稳定卫星受扰动时产生的摆动,尤指月球天平动) |
天 平动 : 72 phrases in 11 subjects |
Agriculture | 2 |
Animal husbandry | 1 |
Aviation | 8 |
Electronics | 2 |
Finances | 1 |
General | 1 |
Metallurgy | 1 |
Securities | 2 |
Space | 26 |
Technology | 27 |
Wind Energy | 1 |