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【判断题】
飞机升力主要靠机翼与空气有相对运动产生。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】机器的制造单元是 ,运动单元是 ;机构具有确定运动的条件是机构的自由度数等于 。
【单选题】The word party in Paragraph 2 is closest in meaning to______.
A.
a social gathering
B.
a political organization
C.
a group of people
D.
a social event
【单选题】“How many people there will be in your party?" The word "party" refers to
A.
党
B.
党员
C.
随行人员
D.
聚会
【简答题】Directions:Fill in the blanks with the words in the Word Bank. Change the word form if necessary. Use each word once only.Word Bankemphasizedappreciativecharacterizedconfine consciousstrickencondemnr...
【简答题】是组成机器的最小单元,也是机器的制造单元 。 是机器的运动单元 。
【单选题】下列哪一点是构件概念的正确表述( ) A .构件是机器零件组合而成的 B .构件是机器的装配单元 C .构件是机器的制造单元 D .构件是机器的运动单元
A.
．构件是机器零件组合而成的
B.
．构件是机器的装配单元
C.
．构件是机器的制造单元
D.
．构件是机器的运动单元
【单选题】The word epithets in “labels such as ‘a friend of big business’ or ‘a dues-paying member of the party in power’ can be the epithets that damage an opponent” (paragraph 5) means
A.
courtesies.
B.
descriptive labels.
C.
assurances.
D.
delays.
【单选题】The word ( ) means 'the party sued in a civil lawsuit or the party charged with a crime in a criminal prosecution; in some types of cases (such as divorce) a defendant may be called a respondent'.
A.
attorney
B.
allegation
C.
plaintiff
D.
defendant
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