【判断题】角焊缝最大计算长度在承受静载或间接动荷载时应不大于70hf,承受动荷载应不大于40hf。
【简答题】侧面角焊缝最小计算长度应不小于 和 ,最大计算长度在承受静载或间接动荷载时应不大于 ,承受动荷载应不大于 。
【单选题】Mike thinks the rent is ____.
【单选题】Never concentrate all your attention on one or two problems, _________________ others.
【判断题】角焊缝最大计算长度在承受静载或间接动荷载时应不大于70hf,承受动荷载应不大于40hf。
【简答题】A driver should __ the road when . A.concentrate on; drive B.concentrate in; driving C.concentrate to; drove D.concentrate on; driving
【单选题】Never concentrate all your attention on one or two problems, ______ others.
【判断题】角焊缝最大计算长度在承受静载或间接动荷载时应不大于70hf,承受动荷载应不大于40hf。