astronautics例句

But the general commercial satellite has the mature astronautics insurance.
而一般的商业卫星则有成熟的航天保险.

Beijing astronautics flight control center erupts a warm applause at once.
北京航天飞行控制中心旋即爆发出一阵热烈的掌声.

Should NASA be split into separate science and astronautics agencies?
nasa是否应解体成不同的科学与太空机构?

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