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R1, an ABR between backbone area 0 and area 1, has intra - area routes in area 0 for 10.1.1.0/24,10.1.2.0/24, and 10.1.3.0/24. These routes have metrics of 21, 22, and 23, respectively. An engineer then adds the area 0 r ange 10.1.0.0 255.255.0.0 command under the OSPF process of R1. Which of the following is true?()
兴奋性突触后电位是由于突触后膜提高了对下列哪些离子的通透性而引起的
男性,95岁。尿毒症患者,腹胀,腹部移动性浊音阳性。该患者腹腔内游离的腹水量至少为()
检测中,将高浓度标本污染给低浓度标本,而造成的检测值误差,这种误差属于()
急性心肌梗死时发生室颤尽快应用()
简述生育水平与生育模式的关系。
参数OFFSET_HO_MARGIN_INNER启的作用是()
账户信息修改申请书用于修改()。
某施工单位编制的某工程网络图如图1所示,网络进度计划原始方案各工作的持续时间和估计费用,如表1所示。表1 各工作持续时间和估计费用表图1 某工程网络图【问题】1.根据图2,计算网络进度计划原始方案各工作的时间参数,确定网络进度计划原始方案的关键路线和计算工期。图2 网络时间参数计算2.若施工合同规定:工程工期93天,工期每提前一天奖励施工单位3万元,每延期一天对施工单位罚款5万元。计算按网络进度计划原始方案实施时的综合费用。3.若该网络进度计划各工作的可压缩时间及压缩单位时间增加的费用,如表2所示。确定该网络进度计划的最低综合费用和相应的关键路线,并计算调整优化后的总工期(要求写出调整优化过程)。表2 各工作可压缩时间和增加费用表
异烟肼+维生素B6治疗结核可( )。
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