题目内容

当机构的自由度>0,且等于原动件数,则该机构即具有确定的相对运动。

A. 对
B. 错

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The original purpose of composing the song "Remaining True to Our Original Aspiration" was for the gala to commemorate the anniversary of the victory of the Red Army's Long March.

A. 60th
B. 70th
C. 80th
D. 90th

The song“RemainingTrue to Our Original Aspiration” performed in this video is a version of _______ .

A. string quartet
B. string quintet
C. woodwind quintet
D. piano quintet

Themusic“MarchofSteelTorrent”wascomposedfor the military parade of the ________ anniversary of the founding of new China.

A. 60th
B. 70th
C. 80th
D. 90th

This song“Victory is Calling”is composed for the _______ .

A. 60th anniversary of the founding of People’s Republic of China
B. 70th anniversary of the founding of People’s Republic of China
C. 70th anniversary of the victory of the Red Army's Long March
D. 80th anniversary of the victory of the Red Army's Long March

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