When we calculate the standard value of snow loads, the unit of the loads we use is ( ). (There is only one correct answer to this question)
A. kN/m3
B. kN/m2
C. kN/m
D. kN
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Which of the following members or systems are load-bearing components? (There is more than one correct answer to this question)
A. Beams
B. Columns
C. Portal Frame
D. Shear Wall
Which of the following is a steel structure building? (There is only one correct answer to this question)
A. The building, beams and columns are reinforced concrete, the roof and walls are profiled steel plate
B. The building, beams and columns are hot rolled steel, walls are masonry block
C. The building, beams and columns are timber, walls are masonry block
D. The building, beams and columns are bamboo, walls are masonry block
外过有风气象主要用于校验地线对档距中央导线的保护。