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【简答题】
三通修理阀又称复式修理阀,结构如图1-14所示,这种阀上装有两块压力表,一块是______(蓝色、低压表),用来测量制冷系统的______和低压侧压力,另一块是高压表(红色),只能测量______压力,测量压力范围大。
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举一反三
【判断题】地图符号构成的符号模型,受比例尺缩小的限制,将不能反映区域的基本面貌。
A.
正确
B.
错误
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【单选题】Careful surveys have showed that audience _______ teachers and students are more likely to take
A.
22. Careful surveys have showed that audience _______ teachers and students are more likely to take seats _______ directed. A.1ike; that
B.
as; that
C.
1ike; as
D.
as; like
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【单选题】Students in the U.S.usually do badly on exams in _________ .
A.
January
B.
December
C.
August
D.
May
查看完整题目与答案
【简答题】发动机烧机油时,排气颜色为 。
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【单选题】鲤形目与其它鱼类的主要区别特征是( )。
A.
须
B.
体色
C.
韦伯氏器
D.
米氏管
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【单选题】当汽油发动机机油窜人气缸产生异常燃烧时,排气管排烟颜色应为( )。
A.
黑色
B.
蓝色
C.
白色
D.
无色
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【判断题】数字比例尺的缺点是图件经过放大或者缩小后,比例尺将发生改变,原有的数字比例尺就不正确了。
A.
正确
B.
错误
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【单选题】八仙过海闹罗汉这个菜肴需要上笼蒸制多久?( )
A.
3小时
B.
1小时
C.
半小时
D.
2小时
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【单选题】What the teacher and the students want to say _____ that either of the countries ____ beautiful.
A.
are, are
B.
is, is
C.
are, is
D.
is, are
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【单选题】According to the passage, which of the following is NOT true?
A.
Foreign students if they are permanent residents in the U.S. can receive government assistance.
B.
Foreign students with I-20 visa cannot receive government assistance.
C.
More students can receive scholarships than other types of financial aid.
D.
Students in financial difficulty can receive assistance.
查看完整题目与答案
相关题目:
【判断题】地图符号构成的符号模型,受比例尺缩小的限制,将不能反映区域的基本面貌。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Careful surveys have showed that audience _______ teachers and students are more likely to take
A.
22. Careful surveys have showed that audience _______ teachers and students are more likely to take seats _______ directed. A.1ike; that
B.
as; that
C.
1ike; as
D.
as; like
查看完整题目与答案
【单选题】Students in the U.S.usually do badly on exams in _________ .
A.
January
B.
December
C.
August
D.
May
查看完整题目与答案
【简答题】发动机烧机油时,排气颜色为 。
查看完整题目与答案
【单选题】鲤形目与其它鱼类的主要区别特征是( )。
A.
须
B.
体色
C.
韦伯氏器
D.
米氏管
查看完整题目与答案
【单选题】当汽油发动机机油窜人气缸产生异常燃烧时,排气管排烟颜色应为( )。
A.
黑色
B.
蓝色
C.
白色
D.
无色
查看完整题目与答案
【判断题】数字比例尺的缺点是图件经过放大或者缩小后,比例尺将发生改变,原有的数字比例尺就不正确了。
A.
正确
B.
错误
查看完整题目与答案
【单选题】八仙过海闹罗汉这个菜肴需要上笼蒸制多久?( )
A.
3小时
B.
1小时
C.
半小时
D.
2小时
查看完整题目与答案
【单选题】What the teacher and the students want to say _____ that either of the countries ____ beautiful.
A.
are, are
B.
is, is
C.
are, is
D.
is, are
查看完整题目与答案
【单选题】According to the passage, which of the following is NOT true?
A.
Foreign students if they are permanent residents in the U.S. can receive government assistance.
B.
Foreign students with I-20 visa cannot receive government assistance.
C.
More students can receive scholarships than other types of financial aid.
D.
Students in financial difficulty can receive assistance.
查看完整题目与答案