【简答题】( )是使金属坯料在外力作用下发生塑性变形,以获得所需形状、尺寸及机械性能的毛坯或零件的方法。
【单选题】–would you like to go like to go out for a walk with us after supper? - But I must finish my homework first.
【单选题】–Would you like to food and clothes to the old at a home for the elderly with me? –Of course I would. It’s very meaningful.
【单选题】– Would you like a cup of coffee? –
C.
No, thanks. I’ve had at home.
【单选题】–– Would you like to play table tennis with us after school? –– _________.
【单选题】线性采样系统稳定的充要条件是闭环系统的全部特征根均位于()。
【单选题】– Would you like a window seat, or a/an _____ seat? – A/An _____ seat, please.