shaping air (slpm) 翻译为：成型空气
英文E-Stat和shaping air（slpm）的含义分别是（）和（）A、急停B、等待开始C、高压D、成型空气
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英文purge air的含义（）A、雾化空气B、净化空气C、成型空气D、压缩空气
Which two statements are true about traffic shaping and traffic policing？（）A、both traffic shaping and traffic policing cause retransmissions of connection-oriented protocols such as TCPB、both traffic shaping and traffic policing support the marking and re-marking of trafficC、the effects of traffic shaping and traffic policing when configured on a router are applied to outgoing trafficD、traffic shaping queues excess traffic whereas traffic policing discards excess trafficE、traffic shaping allows the traffic to exceed the bit rate whereas traffic policing prevents the traffic from exceeding the bit rate
下列属于成型工序的有（）。A、胀形B、翻边C、剖切D、翻孔
翻边是将板料的曲线边缘（）的成型工序，按其变形性质分为拉伸类翻边和压缩类翻边。A、翻出凸缘B、翻成斜边C、制成锥状D、敲成曲线
将板料的曲线边缘翻出凸缘的成型工序是（），按其变形性质分为拉伸类翻边和压缩类翻边。A、拔缘B、翻边C、卷边D、放边
板料越（），翻边越（），有利于翻边成型。A、厚，破裂B、厚，不破裂C、薄，不破裂D、薄，破裂
