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【单选题】
Complete the following sentence: An open-loop control system utilizes an actuating device to control a process .A.
using feedback
B.
without using feedback
C.
in engineering design
D.
in analysis of a control system
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举一反三
【单选题】in Dan's opinion, his line manager is good at
A.
motivating her staff.
B.
managing her time.
C.
listening to her staff.
【简答题】抑制剂可分为两类：_______和_______。
【单选题】A person in a staff position provides advice to a line supervisor who makes decisions and directly supervises staff.
A.
True
B.
False
【简答题】“豆蔻”是指 ( ) 岁