问题
判断题
锚固区预应力筋端头的混凝土保护层厚度不应小于50mm。( )
答案
参考答案：错
搜题请搜索小程序“爱下问搜题”
锚固区预应力筋端头的混凝土保护层厚度不应小于50mm。( )
参考答案：错
选择方框中动词词组的适当形式填空。
小题2:The little children must ____________ their parents. 小题3:I will have a party, so I want to _____________ beautifully. 小题4:We should _______________different activites at college. 小题5:If you want to improve your English, you should _______________ your pronunciation. |