洋地黄中毒的最常见诱因是
A.肝功能异常B.呼吸道感染C.心动过缓D.低血钾E.低血钙
参考答案:D
阅读理解。
Whose Dogs?
Tom and his Mum walk in a street. They see a big dog and a small dog there.
"Tom, do you know whose dogs they are?" his Mum asks.
"Sorry, I don't know."
"The big dog is the small dog's Mum," says the mother.
"Oh, I know. The small dog is the big dog's son," answers Tom.
(一) 根据短文内容判断正(T)误(F)。
( ) 1. Tom and his mother are going to the park.
( ) 2. They see a dog there.
( ) 3. The big dog is the small dog's mother.
(二) 根据上文内容回答下面的问题。
1. Where are Tom and his Mum?
2. What do they see?
膨胀指示器、监督段及蠕胀测点安装时,应进行下列检查测量工作,并作记录()。
A.监督段管道两端的壁厚
B.各对称蠕胀测点的原始径向距离
C.安装蠕胀测点处管道的外径或周长
D.安装蠕胀测点处管道材质