Manufacturing is China’s most important economic activity, ______over 30 percent of the workforce. A: including B: engaging C: approximating D: accounting
Manufacturing is China’s most important economic activity, ______over 30 percent of the workforce. A: including B: engaging C: approximating D: accounting
When conducting the section analysis on the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=46x23]1803b9533db5432.png[/img], the ultimate bending moment the section undertakes can be ( ). A: calculated by approximating the relationship between [img=8x23]1803b9534526202.png[/img] and [img=14x23]1803b9534d0c9d8.png[/img] as [img=46x23]1803b953549d24e.png[/img] B: recalculated according to the case that the area of the tensile reinforcements is unknown C: recalculated according to the case that the area of the compressive reinforcements is unknown D: determined according to the minimum reinforcement ratio
When conducting the section analysis on the bearing capacity of the normal section of a doubly reinforced concrete rectangular beam, if [img=46x23]1803b9533db5432.png[/img], the ultimate bending moment the section undertakes can be ( ). A: calculated by approximating the relationship between [img=8x23]1803b9534526202.png[/img] and [img=14x23]1803b9534d0c9d8.png[/img] as [img=46x23]1803b953549d24e.png[/img] B: recalculated according to the case that the area of the tensile reinforcements is unknown C: recalculated according to the case that the area of the compressive reinforcements is unknown D: determined according to the minimum reinforcement ratio