技术标准是指对标准化领域中需要协调统一的技术事项所制定的标准。技术标准包括基础技术标准、产品标准、工艺标准、(),及安全、卫生、环保标准等。
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某企业1994年度利润总额为116,000元,资产总额期初为1017,450元,其末数为1208,650元;该年度企业实收资本为750,000元;年度销售收入为396,000元,年度销售成本为250,000元,销售费用6,5000元,销售税金及附加6,600元,管理费用8,000元,财务费用8,900元;年度所有者权益年初数793,365元,年末数为814,050元。销售利润率
因人为造成列车移动补票机损坏而引起的售票存根丢失,除严格按财务规定凭实际张数向责任人追缴票款外,责任人还应承担设备赔偿责任。()
A. 正确
B. 错误
VOIP has been implemented at the main office of the Company network. Which two statements are true about voice packets in a LAN?()
A. Voice carrier stream utilizes Real-Time Transport Protocol (RTP) to carry the audio/media portion of the VoIP communication.
B. Voice traffic data flow involves large volumes of large packets.
C. Because a packet loss involves a small amount of data, voice traffic is less affected by packet losses than traditional data traffic is.
D. Voice packets are encapsulated in TCP segments to allow for proper sequencing during delivery.
E. Voice packets are very sensitive to delay and jitter.&e
列车上的每个人机界面均可连接到互为冗余的2个()上,如果一个HMI保持激活,另一个则为(被动接受模式)。被动HMI不会显示数据,其屏幕保持关闭。