题目内容

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

查看答案
更多问题

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)

You can distinguish between frogs and toads in the following way: frogs have s____bodies, long limbs, and a smooth skin, and toads have stouter bodies, short limbs, and dry skin. (细长的)

答案查题题库