单选题
1288、当()时,预应力筋的应力松弛损失值可取为0。
- A.<img src="https://timg.fentiku.com/javaimportItems/84d8c777cf824f8f9137441cfd0e4fff/images/0.png"><br/>
- B.<img src="https://timg.fentiku.com/javaimportItems/84d8c777cf824f8f9137441cfd0e4fff/images/d23.png"><br/>
- C.<img src="https://timg.fentiku.com/javaimportItems/84d8c777cf824f8f9137441cfd0e4fff/images/157e.png"><br/>
- D.0<br/>
正确答案:A
