不属于泄漏试验检查重点的选项是()。 A.阀门填料函 B.施焊焊缝处 C.法兰连接处

题型:单项选择题

问题:

不属于泄漏试验检查重点的选项是()。

A.阀门填料函

B.施焊焊缝处

C.法兰连接处

D.螺纹连接处

考点:机电工程1H413000工业机电工程安装技术1H413000工业机电工程安装技术题库
题型:单项选择题
Mary’s Timetable
 
Monday
Tuesday
Wednesday
Thursday
Friday
8:00~8:45
English
History
English
Physics
Chinese
8:55~9:40
Chinese
Art
Chinese
Chinese
English
9:50~10:35
Math.
English
History
Math.
Music
10:45~1130
P.E.
Geography
History
P.E.
Geography
11:30~1:30
Noon  break(午休)
1:30~2:15
Music
P. E.
P.E.
English
Self-study
History (历史)  Geography(地理)  Physics(物理)
阅读表格,选择正确答案
小题1:Which lesson does Mary have every day?
A.EnglishB.ChineseC.History D.Math
小题2: Mary has a rest at noon for_______.
A.2 hoursB.1 hourC.1.5 hoursD.2.5 hours
小题3: How many music lessons does Mary have in a week?.
A.threeB.fourC.twoD.one
小题4: The third class begins at _____in the morning.
A.9:35B.9:55C.9:50D.9:40
小题5:When does Mary have history?
A.TuesdayB.FridayC.Tuesday and Wednesday D.Monday
题型:单项选择题

根据“x与y的差的8倍等于9”的数量关系可列方程………………………(     )

A.x-8y=9

B.8(x-y)=9

C.8x-y=9

D.x-y=9×8

题型:单项选择题

由于地球的自转,地球表面上各点均做匀速圆周运动,所以(  )

A.地球表面各处具有相同大小的线速度

B.地球表面各处具有相同大小的角速度

C.地球表面各处具有相同大小的向心加速度

D.地球表面各处的向心加速度方向都指向地球球心

题型:单项选择题

The speaker       his voice so that he could make himself heard in the noisy street. [ ]

A.raised

B.rose

C.lifted

D.brought

题型:单项选择题

女性淋病合并症有()。

A.输卵管炎

B.月经不调

C.盆腔炎

D.痛经

E.性欲减退

更多题库