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【简答题】
供氧制度中的工艺参数有哪些?
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反馈参考答案：
举一反三
【单选题】The()controlsthecursoronthescreenandallowstheusertoaccesscommandsbypointing and clicking.
A.
program
B.
keyboard
C.
mouse
D.
Display
【单选题】Insert special characters, such as the trademark symbol, by clicking the ____ tab, clicking the Symbol command, then clicking More Symbols.
A.
File
B.
Insert
C.
Edit
D.
Home
【单选题】Delete an existing worksheet by right-clicking the worksheet’s tab and clicking ____.
A.
Delete
B.
Trash
C.
Remove
D.
Subtract
【单选题】●You can cut，copy,and paste information quickly by clicking (67) bar buttons with the mouse. (67)
A.
title
B.
tool
C.
status
D.
for mula
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