题目内容

剪切变形的特点是（）

A. 面与面的错动
B. 面与面沿轴向伸长
C. 面与面绕轴线旋转
D. 面与面沿轴向缩短

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钢板与钢板用铆钉联接，一般进行强度计算包括（）

A. 铆钉剪切强度
B. 铆钉与板的挤压强度
C. 钢板拉压强度
D. 以上三者

China's economic success over the past three d____has raised the living standards of hundreds of milions of Chinese citizens. (十年)

The United States last Wednesday i____tariffs(关税)of up to 30 percent on a range of foreign steel imports to help protect its domestic industry. (把…强加于;征收)

Although he was raised as a Christian, he's not really very r____. (宗教的)