【简答题】在一组相互平行的轴中,图形对()轴的惯性矩最小。
【单选题】图示焊接连接中,最大焊缝应力发生在( )。
【单选题】The archaeologist ____that the vase was 3500 years old.
【单选题】平面图形对一组相互平行轴的惯性矩中,对形心轴的惯性矩有( )
【单选题】图示焊接连接中,最大的焊缝应力发生在( )
【单选题】平面图形对一组相互平行轴的惯性矩中,对形心轴的惯性矩()。
【多选题】下列菜品种,属于官府湘菜代表菜品的是( )
【单选题】图示焊接连接中,最大焊缝应力发生在()。
【单选题】In the research mentioned in the last paragraph, the archaeologist expressed their concern on
A.
how to preserve archaeological sites.
B.
the influence of modern economy on archaeology.
C.
destructive impact of volcanic eruption on human society.
D.
the importance of using computer models in the archaeologist findings.