皮皮学，免费搜题
登录
搜题
【单选题】
下列哪个指标是指同质总体内各个个体某一数量标志在一定时间、地点、条件下所达到的一般水平,是反映总体综合数量特征的重要指标,又称为平均指标。A.
均值
B.
最大值
C.
最小值
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】To get a better view of the stage, ____________________.
A.
our seats had to be changed.
B.
our seats were changed
C.
our seats are changed
D.
we had to change our seats.
【单选题】1151差压变送器采用可变电容作为敏感元件，当差压增加时，测量膜片发生位移，于是低压侧的电容量（），高压侧的电容量（）。
A.
增加、增加
B.
减少、增加
C.
增加、减少
D.
减少、减少
【单选题】Though we don't know what is discussed, yet we can feel the topic _______. [ ]
A.
had changed
B.
will change
C.
was changed
D.
has been changed
【单选题】Had we not changed our reservations, we _______ in the crash.
A.
were all killed
B.
had all killed
C.
should all be killed
D.
should all have been killed
【单选题】—What do you think of the meal we have just had? —It is well worth ______ is changed for it.
A.
that
B.
what
C.
which
D.
how many
【单选题】To get a better view of the stage, _________________ .
A.
our seats had to be changed
B.
we had to change our seats
C.
our seats were changed
D.
our seats will be changed by us
相关题目：
参考解析：
知识点：
题目纠错 0
发布
