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【多选题】
借贷资本和职能资本相比,其特点是
A.
一种资本商品
B.
一种作为财产的资本
C.
一种独立形式的资本
D.
能获得平均利润
E.
一种最富有拜物教性质的资本形式
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【简答题】油封常用于滚动轴承部位的密封,唇口对内封油,对外 。
【单选题】According to the passage, when small children were asked to count a pile of red and blue pencils they ______.
A.
counted the number of pencils of each color
B.
guessed at the total number of pencils
C.
counted only the pencils of their favorite color
D.
subtracted the number of red pencils from the number of blue pencils
【单选题】决定DNA分子中多样性和复杂性的是
A.
脱氧核糖的数目
B.
磷酸的数目
C.
DNA的空间结构
D.
碱基的数目和排列
E.
螺旋的空间大小
【单选题】According to the passage, what did small children do when they were asked to count a pile of red and blue pencils?
A.
They counted the number of pencils of each color.
B.
They guessed at the total number of pencils.
C.
They counted only the pencils of their favorite color.
D.
They subtracted the number of red pencils from the number of blue pencils.
【单选题】The corporation expects only___ increases in sales next year despite a yearlong effort to revive its retailing business.
A.
unquestionable
B.
modest
C.
exaggerated
D.
groundless
【简答题】工件以外圆柱面定位时,最常用的定位元件有 、 、 等。
【简答题】工件以外圆柱面定位时,最常用的定位元件有( )、( )、( )等,它们常用作中心定位。
【多选题】工件以外圆柱面定位时,最常用的定位元件有( )。
A.
V形块
B.
心轴
C.
半圆套
D.
定位套
【判断题】单结晶体管的管脚判别,先判断发射极e,再判断基极b1和b2。
A.
正确
B.
错误
【单选题】工件以外圆柱面定位时最常用的定位元件是( )
A.
V形块
B.
定位套
C.
半圆套
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