Which support could only restrain a translation in the direction perpendicular to the supporting surface?
A、fixed support
B、link support
C、fixed dirction support
D、hinge support
A、fixed support
B、link support
C、fixed dirction support
D、hinge support
A、The Romaunt of the Rose
B、A Red, Red Rose
C、The Legend of Good Women
D、The Book of the Duchess
A、Fashion and fads influence all aspects of modern life.
B、Fads are common because clothing manufacturers and store owners make a lot of money if styles change every year.
C、People tend to follow many different kinds of fads because they like to be part of something new and creative.
D、A social trend, when it lasts long enough, becomes a true part of modern culture.
A、translations in any direction
B、rotations
C、both rotations and translations
D、any translation in the horizontal direction
E、any translation in the vertical direction
A、only axial forces
B、axial forces and shearing forces
C、only shearing forces
D、only bending moments
E、axial forces and bending moments
F、axial forces, shearing forces and bending moments
A、zero
B、only bending moments
C、only shearing forces
D、bending moments and shearing forces
E、axial forces and shearing forces
F、bending moments and axial forces
A、primary, Xi, Xj
B、primary, Xj, Xi
C、original, Xj, Xi
D、original, Xi, Xj
A、number of redundants
B、number of released restraints
C、number of primary unknowns
D、number of canonical equations
E、number of unknown forces
F、number of reaction forces
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