题目内容

普通的数字卫星接收机既能接收数字卫星节目，又能接收模拟卫星节目。

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出口应退增值税税额应等于外贸含增值税的采购金额乘以出口退税率

Many people came from many countries to see it and a lot of goods were sent to the exhibition from different places of the world, and also a lot of machinery were exhibited, among which the most wonderful machine was a steam hammer.

翻译contig

胜兵求战是说决战时机的选择，即在什么时候、什么情况下与敌决战。