钢管焊接质量检验可分为无损检验、破坏性检验和焊接工艺保证条件

搜题请搜索小程序“爱下问搜题”

问题单项选择题

钢管焊接质量检验可分为无损检验、破坏性检验和焊接工艺保证条件检验。其中无损探伤是检验焊缝内部质量的方法，钢管法兰焊缝质量常用（）方法判断其焊缝内部质量。

A、射线照相探伤

B、磁粉着色探伤

C、表面硬度检验

D、化学成分分析

答案

参考答案：B

填空题

根据短文内容和所给汉语提示，写出短文空白处各单词的正确形式。每空限填一词。

I was (1)_______ (介绍) to tennis when I was only four. My father was a very good tennis _______ (2)

(运动员) and he gave ________(3) (我) lessons two or three ______ (4) (次) a week. ______ (5) (不久) I

became very good. I was _______(6) (注意到) in a tennis match at school and was ________(7) (受邀) to go

to a special tennis school. My parents and I _____(8) (拜访) one of these schools and were given _______(9)

(信息) about their tennis programmes. We _______ (10) (认为) the programme was very good and I am

starting there soon.

选择题

I was told that _____10:15 flight would take us to Shanghai in time to reach _____ FudanUniversity. [ ]

A. the;/

B. the;a

C. a;the

D./;the