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【单选题】
以下哪点不是IPv6的特点A.
巨大的地址空间；
B.
性能提升；
C.
支持即插即用功能；
D.
安全性能更高
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举一反三
【单选题】The manager as well as his two secretaries __________ for Hong Kong to attend a meeting next month.
A.
are leaving
B.
leaves
C.
to leave
D.
is leaving
【简答题】钢制锅炉、压力容器和压力管道的哪些焊接方法，其焊工考试及管理应符合《锅炉压力容器压力管道焊工考试与管理规则》?每种焊接方法的代号是什么?
【单选题】The manager, as well as his advisers, ______ to attend the world fair.
A.
are agreed
B.
were agreed
C.
have agreed
D.
has agreed
【判断题】压力容器由于承压和介质条件的特殊性，存在着失效以致压力容器的危险，压力容器压力容器不仅损坏压力容器本身，而且会危及整个装置和地区的安全，造成国家财产和人员的伤亡。
A.
正确
B.
错误
【单选题】某厂区内有一固定式液氨储罐,其设计压力为 8MPa ,根据《固定式压力容器安全技术监察规程》对压力容器压力等级的划分标准,该压力容器属于( )压力容器。
A.
低压
B.
中压
C.
高压
D.
超高压
【判断题】战略管理会计是与企业战略管理密切联系的,它运用灵活多样的方法收集、加工、整理与战略管理相关的各种信息,并据此协助企业管理层确立战略目标,进行战略规划并评价企业的管理业绩。 ( )
A.
正确
B.
错误
【单选题】The manager,as well as some workers vesterdav aftemoon.
A.
were working
B.
was working
C.
has been working
D.
have been working
【单选题】The manager, as well as his advisers, _____ to attend the meeting.
A.
are agreed
B.
have agreed
C.
have been agreed
D.
has agreed
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