起重作业过程中,司机不得离开岗位,如遇特殊情况() 可以。 必须将吊物升至安全通行高度方可离岗。 必须将重物放地后,方可离岗。
Router B1, an internal router in area 1, displays the following output. The only two ABRs connected to area 1 are performing Type 3 LSA filterinG. Which of the following answers is true based on the information in the output from B1?() R1# show ip route 10.1.0.0 255.255.0.0 longer - prefixes ! Legend lines omitted for brevity 10.0.0.0/8 is variably subnetted, 17 subnets, 3 masks O 10.1.2.0/24 [110/658] via 10.10.13.1, 00:00:32, Serial0/0/0.1 O IA 10.1.1.0/24 [110/658] via 10.10.23.2, 00:41:39, Ser ial0/0/0.2 O IA 10.1.3.0/24 [110/658] via 10.10.23.2, 00:41:39, Serial0/0/0.2 A Type 3 LSA for 10.2.2.0/24 was filtered by both ABRs。 A Type 3 LSA for 10.1.2.0/24 was not filtered by both ABRs。 A Type 3 LSA for 10.1.3.0/24 was not filtered by at least one ABR。 A Type 3 LSA for 10.1.1.0/24 filtered by both ABR。
传媒市场的特点是什么?
某大型流水生产线月生产能力为100000个单位,营运成本每日为50000元,剩余寿命为5年,折现率为10%,比较对象全新生产线月生产能力为100000个单位,每日营运成本40000元,全年制度工作日为360天,试估算该流水线营运性功能贬值。
超前支护二十米内,有()的必须更换。 采煤机停机。 断梁。 折柱。 皮带断裂。
以下对于问卷设计的表述,正确的是()。