根据IATA对世界航空区划,位于三区的国家有()。
A、澳大利亚
B、巴西
C、阿联酋
D、日本
参考答案:A, D
样品烘干后,正确的操作是()
A.从烘箱内取出,放在室内冷却后称重
B.在烘箱内自然冷却后称重
C.从烘箱内取出,放在干燥器内冷却后称量
D.迅速从烘箱中取出称重
只封禁一台地址为193.62.40.230主机的access-list的正确配置是______。
A.access-list 110 permit ip any anyaccess-list 110 deny ip host 193.62.40.230 anyaccess-list 110 deny ip anyhost 193.62.40.230B.access-list 110 deny ip host 193.62.40.230anyaccess-list 110 deny ip any host 193.62.40.230access-list 110 permit ip any any C.access-lisI 110 deny ip host 193.62.40.230 anyaccess-list 110 deny ip any host 193.62.40.230D.access-list 110 deny ip host 193.62.40.230 anyaccess-list 110 permit ip any anyaccess-list 110 deny ip any host 193.62.40.230