问题
判断题
焊接工艺评定进行试样弯曲试验时,弯轴直径应为板厚的3倍。()
答案
参考答案:对
焊接工艺评定进行试样弯曲试验时,弯轴直径应为板厚的3倍。()
参考答案:对
从方框中选择适当的句子补全对话。 | |
B: 1 . A: Do you usually go to school by bike? B: 2 . A: I'm sorry to hear that. How do the most students in your class go to school? B: 3 . A: What about the others? B: 4 . A: Is there anybody by car? B: 5 . |