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【简答题】
某钢结构焊接工程根据现场测定资料已知:每焊接1t型钢支架需要基本工作时间是5h,辅助工作时间占工作班延续时间2%,准备与结束工作时间占1%,不可避免中断时间占1%,休息时间占20%,该项目的定额时间为____小时(四舍五入保留小数点后二位数),而时间定额又是____工日/t(四舍五入保留小数点后二位数)。
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参考答案：
举一反三
【单选题】What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
A.
Memory resident package
B.
Project management package
C.
Data communication package
D.
Electronic mail package
查看完整题目与答案
【单选题】People believe that the China Dream is not very difficult ____ so long as the whole nation works hard for it.
A.
realizing
B.
to be realized
C.
realized
D.
to realize
查看完整题目与答案
【单选题】在直径 400m 的工件上车削沟槽,若切削速度设定为 100m/min 则主轴转速宜选( ) r/min
A.
100
B.
69
C.
200
D.
79
查看完整题目与答案
【单选题】在直径400mm的工件上车削沟槽，若切削速度设定为100m( )r／min。
A.
69
B.
79
C.
100
D.
200
查看完整题目与答案
【单选题】If you are weak a subject, and asking a teacher for advice can help. [     ]
A.
at; working
B.
in; work hard
C.
at; work hard
D.
in; working hard
查看完整题目与答案
【单选题】Harry _______ in this school since he came to China. [     ]
A.
is working
B.
was working
C.
will work
D.
has worked
查看完整题目与答案
【单选题】下列何者會在使用者安裝完應用程式後顯示於應用程式列表圖示的下方? (A)Application Name (B)Package Name (C)Activity Name (D)Project Name
A.
Application Name
B.
Package Name
C.
Activity Name
D.
Project Name
查看完整题目与答案
【单选题】From the school name ______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
C.
prepared
D.
shown
查看完整题目与答案
【单选题】在直径400mm的工件上车削沟槽,若切削速度设定为100m / min,则主轴转
A.
选(  )r/min。
B.
69
C.
79
D.
100
E.
200
查看完整题目与答案
【单选题】From the school name _______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
C.
prepared
D.
called
查看完整题目与答案
相关题目：
【单选题】What is the name of the software package that allows people to send electronic mail along a network of computers and workstations?
A.
Memory resident package
B.
Project management package
C.
Data communication package
D.
Electronic mail package
查看完整题目与答案
【单选题】People believe that the China Dream is not very difficult ____ so long as the whole nation works hard for it.
A.
realizing
B.
to be realized
C.
realized
D.
to realize
查看完整题目与答案
【单选题】在直径 400m 的工件上车削沟槽,若切削速度设定为 100m/min 则主轴转速宜选( ) r/min
A.
100
B.
69
C.
200
D.
79
查看完整题目与答案
【单选题】在直径400mm的工件上车削沟槽，若切削速度设定为100m( )r／min。
A.
69
B.
79
C.
100
D.
200
查看完整题目与答案
【单选题】If you are weak a subject, and asking a teacher for advice can help. [     ]
A.
at; working
B.
in; work hard
C.
at; work hard
D.
in; working hard
查看完整题目与答案
【单选题】Harry _______ in this school since he came to China. [     ]
A.
is working
B.
was working
C.
will work
D.
has worked
查看完整题目与答案
【单选题】下列何者會在使用者安裝完應用程式後顯示於應用程式列表圖示的下方? (A)Application Name (B)Package Name (C)Activity Name (D)Project Name
A.
Application Name
B.
Package Name
C.
Activity Name
D.
Project Name
查看完整题目与答案
【单选题】From the school name ______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
C.
prepared
D.
shown
查看完整题目与答案
【单选题】在直径400mm的工件上车削沟槽,若切削速度设定为100m / min,则主轴转
A.
选(  )r/min。
B.
69
C.
79
D.
100
E.
200
查看完整题目与答案
【单选题】From the school name _______ on the package, we guessed that it might belong to a student of our school.
A.
saved
B.
marked
C.
prepared
D.
called
查看完整题目与答案
参考解析：
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