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【多选题】
下述关于电场的结论中，错误的是    (    )
A.
公式 也适用于电场
B.
根据U=Ed可知，任意两点的电势差与这两点的距离成正比
C.
电场的电场强度值等于沿电场方向上单位长度的电势差值
D.
电场的电场强度方向总是跟电荷所受电场力的方向一致
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参考答案：
举一反三
【单选题】【D9】 JOSE: PAMELA, CAN YOU COME TO A MEETING ON FRIDAY? PAMELA: I'M NOT SUR E.【D8】______WHEN ARE YOU HAVING IT? JOSE: 【D9】______ PAMELA: LET ME GET BACK TO YOU IN A FEW MINUTES. JOSE: SUR E. IF I'M NO...
A.
LET ME CHECK MY SCHEDUL E.
B.
SURE THIN G.
C.
I DON'T KNOW.
D.
WE' RE PLANNING IT AROUND NOO N.
查看完整题目与答案
【单选题】The placenta ( 胎座 ) of the cucumber ( 黄瓜 ) is ( ).
A.
axial placenta ( 中轴胎座 )
B.
parietal placenta ( 侧膜胎座 )
C.
lamellate placenta ( 片状胎座 )
D.
marginal placenta ( 边缘胎座 )
查看完整题目与答案
【判断题】根据被害预防不同措施可划分为传媒防范、法律防范、人防、物防、技防。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】该框架梁的架立钢筋是()。(案例单选题)见附图1-4
A.
2H12
B.
2H16
C.
2H20
D.
2H25
查看完整题目与答案
【单选题】Now and again I have had horrible dreams, but not enough of them to make me Jose my delight in dreams. To begin with, I like the idea of dreaming, of going to bed and lying still and then, by some que...
A.
when the author has wonderful dreams, he will be happy for the whole day.
B.
if the author had too much terrible dreams, he would feel annoyed.
C.
the author wishes that he could make no fuss about any holiday.
D.
the author wishes that he could have more strange dreams.
查看完整题目与答案
【简答题】胎盘placenta
查看完整题目与答案
【单选题】友元访问类对象的成员时使用（ ）。
A.
类的成员名
B.
“this->成员名”的形式
C.
“类名：：成员名”的形式
D.
“对象名.成员名”的形式
查看完整题目与答案
【单选题】友元访问类的对象的成员时使用（ ）
A.
类的成员名
B.
this指针指向成员名
C.
“类名：：成员名”的形式
D.
“对象名.成员名”的形式
查看完整题目与答案
【单选题】When the placenta lies low in the uterus and partially or completely covers the cervix, _____ occurs
A.
placenta previa
B.
placenta abruption
C.
cord prolapse
D.
uterine rupture
查看完整题目与答案
【单选题】Placenta previa is associated with all except.
A.
Larger placenta
B.
Previous cesarean section scar
C.
Primigravida
D.
Previous placenta previa
查看完整题目与答案
相关题目：
【单选题】【D9】 JOSE: PAMELA, CAN YOU COME TO A MEETING ON FRIDAY? PAMELA: I'M NOT SUR E.【D8】______WHEN ARE YOU HAVING IT? JOSE: 【D9】______ PAMELA: LET ME GET BACK TO YOU IN A FEW MINUTES. JOSE: SUR E. IF I'M NO...
A.
LET ME CHECK MY SCHEDUL E.
B.
SURE THIN G.
C.
I DON'T KNOW.
D.
WE' RE PLANNING IT AROUND NOO N.
查看完整题目与答案
【单选题】The placenta ( 胎座 ) of the cucumber ( 黄瓜 ) is ( ).
A.
axial placenta ( 中轴胎座 )
B.
parietal placenta ( 侧膜胎座 )
C.
lamellate placenta ( 片状胎座 )
D.
marginal placenta ( 边缘胎座 )
查看完整题目与答案
【判断题】根据被害预防不同措施可划分为传媒防范、法律防范、人防、物防、技防。( )
A.
正确
B.
错误
查看完整题目与答案
【单选题】该框架梁的架立钢筋是()。(案例单选题)见附图1-4
A.
2H12
B.
2H16
C.
2H20
D.
2H25
查看完整题目与答案
【单选题】Now and again I have had horrible dreams, but not enough of them to make me Jose my delight in dreams. To begin with, I like the idea of dreaming, of going to bed and lying still and then, by some que...
A.
when the author has wonderful dreams, he will be happy for the whole day.
B.
if the author had too much terrible dreams, he would feel annoyed.
C.
the author wishes that he could make no fuss about any holiday.
D.
the author wishes that he could have more strange dreams.
查看完整题目与答案
【简答题】胎盘placenta
查看完整题目与答案
【单选题】友元访问类对象的成员时使用（ ）。
A.
类的成员名
B.
“this->成员名”的形式
C.
“类名：：成员名”的形式
D.
“对象名.成员名”的形式
查看完整题目与答案
【单选题】友元访问类的对象的成员时使用（ ）
A.
类的成员名
B.
this指针指向成员名
C.
“类名：：成员名”的形式
D.
“对象名.成员名”的形式
查看完整题目与答案
【单选题】When the placenta lies low in the uterus and partially or completely covers the cervix, _____ occurs
A.
placenta previa
B.
placenta abruption
C.
cord prolapse
D.
uterine rupture
查看完整题目与答案
【单选题】Placenta previa is associated with all except.
A.
Larger placenta
B.
Previous cesarean section scar
C.
Primigravida
D.
Previous placenta previa
查看完整题目与答案
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