焊接接头弯曲试验的目的是检验焊接接头拉伸面上的()。
A.抗拉强度
B.塑性
C.韧性
D.硬度
参考答案:B
Thank you for _____ me the magazines, I enjoy _____ them very much. [ ]
A. buy, to read
B. buying, reading
C. bought, readed
D. buying, reads
以下哪项不属于太阳伤寒证必见之证()
A.发热
B.恶寒
C.体痛
D.呕逆
E.脉紧