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【单选题】
相同差压下,压力损失最大的节流装置的名称是A.
喷嘴
B.
板
C.
里管
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参考解析：
知识点：
皮皮学刷刷变学霸
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【简答题】PPT任务2,附件是素材 练习-HC销售业绩报告.pptx
【单选题】下列关于导出分数的描述，正确的是( )。
A.
将被试对测验项目的反应与记分键进行比较所得到的分数
B.
按照一定的规则，由原始分数转化而来的标准分数
C.
没有一定的参照点
D.
没有单位
【单选题】Mother demanded that the child ______to bed early on week nights.
A.
go
B.
to go
C.
must go
D.
has to go
【单选题】According to the last speaker, why does she think that she will become a tiger mom?
A.
Because her mother demanded her to do so.
B.
Because that’s the only way she knows how to raise the child.
C.
Because she enjoyed having a tiger mom when growing up.
D.
Because she has benefited a lot from having a tiger mom.
【单选题】女性,48岁,理发员,下肢酸胀,沉重3年,活动或休息后减轻.体检见小腿内侧有蚓状团块,足靴区有色素沉着,预防此病的措施为
A.
坐时避免双膝交叉过久
B.
穿紧身衣裤
C.
休息时双足下垂
D.
经常坐位或站立，减少活动
E.
尽量减少运动锻炼
【简答题】Some American parents might think their children need better education to compete with those in China and other countries. But how much do the parents themselves need to change? A new book called Batt...
【简答题】阅读下面短文，掌握其大意，然后从各题所给的四个选项中，选出最佳选项。 As soon as I learned to say the word “beauty”, I set out to look for it. Before I could find it, I asked my mother what a beauty was like. She said that a beauty is ...
【简答题】虚拟语气 1 The teacher demanded that the exam ____ before eleven. A must finish B would be finished C be finished D must be finished 2 She made the demand that she ____ at once. A leave B leaves C left D ...
【单选题】Tom's mother demanded that she ________ everything on time. [ ]
A.
would tell
B.
tell
C.
have told
D.
be told
相关题目：
【单选题】下列关于导出分数的描述，正确的是( )。
A.
将被试对测验项目的反应与记分键进行比较所得到的分数
B.
按照一定的规则，由原始分数转化而来的标准分数
C.
没有一定的参照点
D.
没有单位