问题 单项选择题

水洗型渗透探伤施加湿式显像剂应在()

A、施加渗透液後

B、清洗渗透液前

C、清洗渗透液後

D、干燥後

答案

参考答案:C

材料分析题

观察下面漫画,回答问题:

(1)上面两幅漫画共同反映了什么现象?

                                                                                                                                                             

(2)针对漫画反映的现象,你想对漫画中的同学说些什么?

                                                                                                                                                              

                                                                                                                                                              

(3)自己有没有类似漫画中的行为?今后你打算如何去做?

                                                                                                                                                             

单项选择题 B1型题