Beam elements shall have______ nodes, and each node shall have______ degre(s)of freedom.
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The mesh of the main menu in ANSYS refers to______ .
Which of our sensory organs are involved in interior design?()
A. Vision, taste and touch
B. smell, touch and hearing
C. vision, hearing and touch
Only sound in the range of () frequency can be felt by the ear, that is, it can cause hearing.
A. 20-20000Hz
B. USA
C. 10-20000Hz
D. Germany
E. 40-200000Hz
France D:UK
G. 30-200000Hz (A) is the first country in the world to carry out research on ergonomics, but the foundational work of this discipline was actually completed in Britain.
Anthropometric data is often expressed in percentiles, with the most commonly used percentiles of the 5%, ( ) % and 95%.
A. 50
B. 60
C. 70
D. 55