For any given pedestal crane，when the boom is lengthened，the lifting capacity is（）.<br>A:unchanged<br>B:increased<br>C:eliminated<br>D:decreased

For any given pedestal crane，when the boom is lengthened，the lifting capacity is（）.
A:unchanged
B:increased
C:eliminated
D:decreased

出自：海船船员证

提示：
同一【IP】的非会员用户每天可免费获取10次答案

收藏本站【zk.995w.com】，下次访问不迷路

本站试题总数:【10252701】个 (题库试题定时更新)