焊缝表面存在咬边和焊瘤,其内部常伴随有()。

题型:填空题

问题:

焊缝表面存在咬边和焊瘤,其内部常伴随有()。

考点:管道工考试初级管工考试初级管工考试题库
题型:填空题
补充短文,用所给单词的适当形式填空,使短文意思完整。
don't, lunch, like, have, get, go, favorite, interesting, relaxing, boring
     Jack 1. _____ up at 7:00 every morning and he 2. _____to school at 7:40. He 3. _____ math at
8:30 and science at 9:30. Biology his 4. _____ subject. He 5.        it. Because it's really 6. _____ Mr
Smith is his English teacher. He has 7. _____ at school. His music and PE are often in the afternoon.
They are 8.            But he 9.         like history because it's 10. _____.He has seven classes on Monday,
Tuesday and Thursday. He has six classes on Wednesday and Friday.
题型:填空题

在瓶组压力达到充装压力的( )以后,禁止再插入空瓶进行充装。

A.5%

B.10%

C.15%

D.20%

题型:填空题

患者女性,60岁。近1个月来渐起心情不好,闷闷不乐,感觉生活有些空虚,觉心悸胸闷,头昏脑涨,腰背不适,唉声叹气,无所适从,坐立不安,但无轻生念头。夜间难以入睡。

为明确诊断,对该患者需要进一步了解哪些内容()

A.病前性格

B.起病诱因

C.既往的躯体状况

D.既往的精神状况

E.家族史

F.药物过敏史

题型:填空题

架空线路夏季易发生哪些事故?如何防止?

题型:填空题

红花组织中分布有何种分泌组织()

A.分泌腔

B.管道状分泌细胞

C.乳汁管

D.树脂道

E.油室

更多题库