The following configuration command was issued on router TK1:ip route 172.16.3.0 255.255.255.0 192.168.2.1.Which of the following statements are true regarding this command?()
A. The command is used to establish a static route.
B. The default administrative distance is used.
C. The command is used to configure the default route.
D. The subnet mask for the source address is 255.255.255.0
E. The command is used to establish a stub network
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利用间断采样法采集环境空气中气态污染物样品时,在采集流量为0.5L/min时,装有10ml吸收液的多孔玻板吸收瓶的阻力应为()kpa,且采样是吸收瓶玻板的气泡应分布均匀。
A. 1
B. 4.7±0.7
C. 6±1
D. 1.7±0.7
全过程的质量管理必须体现二个思想,第一()的思想,第二为用户服务的思想。
根据缺氧的原因和血氧的变化,可将缺氧分为_____、_____、_____、_____四种类型。