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Both bus and tree topologies are characterized by the use of multipoint (1).For the bus, all stations attach, through appropriate hardware (2) known as a tap, directly to a linear transmission medium, or bus. Full-duplex operation between the station and the tap allows data to be transmitted onto the bus and received from the(3). A transmission from any station propagates the length of the medium in both directions and can be received by all other (4). At each end of the bus is a (5) , which absorbs any signal, removing it from the bus. 空白(3)处应选择()
现代医患关系特点()。
以下各项中哪些不是金融机构应把握识别地下钱庄资金交易活动的关键点。()
切断光缆必须使用(),严禁使用钢锯。
税务所可以对个体工商户及未取得营业执照的单位、个人实施罚款额在()元以下的税务行政处罚。
女,65岁,昏迷一天入院,既往无糖尿病史。BP(21.3/11.3kPa)160/85mmHg,血糖38.9mmol/L,血钠160mmol/L,血pH7.35,血酮体弱阳性,可能诊断是()
在整个液化气泄漏处置过程中,应当实施动态检测,根据检测情况,随时调整( )
总公司及所属单位车辆部门要定期组织开展职业技能竞赛,选拔培养优秀技能人才,组织开展以学标、对标、达标为主要内容的岗位练兵活动,定期开展非正常情况应急演练,提高应急处置能力。
任何组织都有多种职能,一般包括有:()
健美操运动可()呼吸系统的机能。
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