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【多选题】
光电式转速传感器的优点是（）。A.
光电转速传感器为非接触式转速表
B.
光电转速传感器的结构紧凑
C.
光电转速传感器的抗干扰性好
D.
光电转速传感器的测量能力好
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举一反三
【多选题】Unit 3 C. Dictation Fill in the blanks of the following passage according to what you have heard. Listening Script2 Fast food restaurants are popular in the United States because they are typical of t...
A.
way of life
B.
service
C.
preparing
D.
orders
E.
traditional and expensive
【简答题】Complete the passage with suitable prepositions or adverbs. In the UK, there is a new way of shopping which is called Click and Collect. The concept is . You shop online and then you head 1) ___...
【简答题】社会主义协商民主的七种形式有:
【单选题】The Luther Post Office closes the customer service window promptly at noon for their lunch break and opens again at one, perhaps a little after if the town's Sonic is busy. The Jones Post Office worke...
A.
Reward systems.
B.
Key organizational members.
C.
Critical incidents.
D.
Geographical location.
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