【单选题】【消耗次数：1】
实验过程中若发现风洞温度异常，应采取什么措施？（ ）
①
A、增加风速
②
B、降低风速
③
C、观察情况
④
D、继续实验
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相关题目
【单选题】
实验过程中如果听到风洞内或实验件有异常声音，应该如何处理？（ ）
①
A、继续实验，观察情况
②
B、暂停实验并报告老师
③
C、更换实验人员
④
D、自行判断继续实验
【单选题】
管式炉加热过程中，如果发现温度异常升高，应首先做什么？（ ）
①
A、立即打开炉门检查
②
B、关闭电源并报告实验负责人
③
C、继续观察一段时间
④
D、增加加热功率
随机题目
【单选题】
ultimatum
①
the general opinion about the character, qualities etc
②
state of being in demand
③
sth. that provokes or annoys
④
final statement of conditions to be accepted
【单选题】
The Nazi regime is devoid ______ all theme and principle except appetite and racial domination.
①
of
②
away
③
from
④
for
【单选题】
I see the Russian soldiers standing on the ________ of their native land, guarding the fields.
①
threshold
②
frontiers
③
entrance
④
gate
【单选题】
In June 1941 Hitler suddenly launched an attack ______ Russia.
①
for
②
to
③
on
④
against
【单选题】
When I awoke on the morning of Sunday, the news was brought ______ me ______Hitler’s invasion of Russia.
①
for…of
②
to…on
③
to… of
④
for… on
【单选题】
Hitler was wrong and we should ______ to help Russia.
①
go out all@go all out
②
make out all
③
make all out
【单选题】
This is no time to moralize ______ the follies of countries which have allowed themselves to be struck down one by one.
①
to
②
on
③
by
④
in
【单选题】
Hitler was however wrong and we should ______ to help Russia.
①
make all out
②
make out all
③
go all out
④
go out all