单项选择题
Using the unit-load method to calculate the displacement of statically indeterminate structures. Which of the following conclusions is correct? ()
A、Theunit load can only be added to the corresponding primary structure.
B、Theunit load can only be added to the original statically indeterminatestructure.
C、TheUnit load can be added to the corresponding equivalent system.
D、Unitload can be added to the original statically indeterminate structureor the corresponding primary structure.
Using the unit-load method to calculate the displacement of statically indeterminate structures. Which of the following conclusions is correct? ()
A、Theunit load can only be added to the corresponding primary structure.
B、Theunit load can only be added to the original statically indeterminatestructure.
C、TheUnit load can be added to the corresponding equivalent system.
D、Unitload can be added to the original statically indeterminate structureor the corresponding primary structure.
在区间
内有
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