GB6067《起重机械安全规程》规定;跨度≥()米的装卸桥(门式起重机类中的一个品种)应装偏斜调整和显示装置。
A.30
B.35
C.40
D.45
参考答案:C
把下列各数按从大到大排列。
54 67 90 19 91
( )>( )>( )>( )>( )
The employers often give the job to __________ they believe have work experience with a strong
sense of duty. [ ]
A. whoever
B. those who
C. who
D. whomever