铠装热电偶是把()、()和金属套管三者加工在一起的坚实缆状组合体。
参考答案:热电偶丝;绝缘材料
读短文,判断正(√)误(×)。
I get up at seven in the morning. I go to school at seven thirty. It's eight thirty now. It's time for English
class. I also have Chinese, math and P. E. in the morning. Miss Lin is my English teacher. I like her very much.
It's four thirty now. It's time to clean the classroom. At five o'clock I put on my white shoes and run, jump on
the playground. I go home at five thirty. I do my homework from eight to nine. Then I go to bed at nine thirty.
( ) 1. I go to school at six thirty.
( ) 2. I have English at 8: 00.
( ) 3. I clean the classroom at 4: 30.
( ) 4. I go home at 5: 00.
( ) 5. I go to bed at 9: 30.
下列哪个激素更符合异位激素的条件()
A.由膀胱壁间神经节嗜铬细胞分泌的儿茶酚胺
B.由肾上腺皮质网状带分泌的睾丸酮
C.由心房细胞分泌的利钠多肽
D.由小细胞未分化肺癌分泌的抗利尿激素
E.由胰岛D细胞分泌的生长抑素