Falls are one of the most common causes of fatal and non-fatal injuries ()among construction workers.
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土木工程师
A. civil engineer
B. chief engineer
C. process engineer
D. mechanical engineer
实习生
A. expert
B. probationer
C. draftsman
D. technician
制图员
A. probationer
B. draftsman
C. expert
D. technician
土建工人
A. bulding installer
B. building mechanic
C. civil construction worker
D. building decorator