Composite in which the reinforcements are continuous fibers or whiskers can be produced so that the reinforcements have either random or biased orientation.
Composite in which the reinforcements are continuous fibers or whiskers can be produced so that the reinforcements have either random or biased orientation.
The arrival of reinforcements turned the _____in our favour.
The arrival of reinforcements turned the _____in our favour.
In the calculation of the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=63x27]1803b9532781df8.png[/img], it indicates that ( ). A: the compressive reinforcements will not yield B: the tensile reinforcements will not yield C: the section is over-sized D: the compressive reinforcements have already yielded when the failure of the beam occurs
In the calculation of the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=63x27]1803b9532781df8.png[/img], it indicates that ( ). A: the compressive reinforcements will not yield B: the tensile reinforcements will not yield C: the section is over-sized D: the compressive reinforcements have already yielded when the failure of the beam occurs
The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements.
The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements.
The most effective measure to avoid the inclined compression failure for a beam is by ( ). A: increasing the amount of stirrups B: increasing the section size C: increasing the amount of web reinforcements D: increasing the amount of bent-up reinforcements
The most effective measure to avoid the inclined compression failure for a beam is by ( ). A: increasing the amount of stirrups B: increasing the section size C: increasing the amount of web reinforcements D: increasing the amount of bent-up reinforcements
中国大学MOOC: Which of the following can be thought as positive reinforcements?
中国大学MOOC: Which of the following can be thought as positive reinforcements?
The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements. A: 正确 B: 错误
The distributed reinforcements in the slab should be perpendicular to the stressed reinforcements. A: 正确 B: 错误
The main function of the distributing bars in a reinforced concrete cast-in-place slab including the following aspects except for ( ). A: undertaking the bending moment B: uniformly transfer the load from the slab to the stressed reinforcements C: forming a steel mesh to fix the stressed reinforcements D: resisting the temperature stress and the shrinkage stress
The main function of the distributing bars in a reinforced concrete cast-in-place slab including the following aspects except for ( ). A: undertaking the bending moment B: uniformly transfer the load from the slab to the stressed reinforcements C: forming a steel mesh to fix the stressed reinforcements D: resisting the temperature stress and the shrinkage stress
In the calculation of the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, the reason for the condition [img=63x27]1803b953249aa8d.png[/img] should be satisfied is to ( ). A: ensure the simplification of the calculation diagram B: avoid the occurrence of the over-reinforced failure C: ensure the compressive reinforcements yield at the failure of the beam D: ensure the tensile reinforcements yield at the failure of the beam
In the calculation of the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, the reason for the condition [img=63x27]1803b953249aa8d.png[/img] should be satisfied is to ( ). A: ensure the simplification of the calculation diagram B: avoid the occurrence of the over-reinforced failure C: ensure the compressive reinforcements yield at the failure of the beam D: ensure the tensile reinforcements yield at the failure of the beam
For a given [img=24x27]1803b9532cc8765.png[/img], when calculating the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=46x23]1803b95334b0ce7.png[/img], it indicates that ( ). A: the compressive reinforcements are excessively allocated B: the reinforcements in the compression zone are lightly allocated and needs to be reallocated C: The beam section is over-sized D: The concrete strength is too large
For a given [img=24x27]1803b9532cc8765.png[/img], when calculating the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=46x23]1803b95334b0ce7.png[/img], it indicates that ( ). A: the compressive reinforcements are excessively allocated B: the reinforcements in the compression zone are lightly allocated and needs to be reallocated C: The beam section is over-sized D: The concrete strength is too large