微粒物指数法(PMI)
参考答案:
以每克烟叶的焦油量为参数,测定焦油产生量,以选育低焦油产生量的烟草品系的育种方法。
男性,40岁,因创伤致心跳呼吸停止,经复苏后恢复,继而出现体温升高、抽搐、惊厥,病人可能并发()
A.肺水肿
B.心力衰竭
C.肾衰竭
D.脑水肿
E.脑死亡
根据句意或首字母填词。
1. Do you have a healthy l_______? Do you have good e_______ habits?
2. Eating a lot of vegetables is good for our _______ .
3. —Can I help you?
—Of _______, I'd like a hamburger, please.
4. Don't worry. M _______he can help you.
5. This picture is d _______ from that one, can you tell me the d_______ between
the two pictures?
6. My grandfather is still healthy, a_______ he is over 80 years old.
7. I got good g_______with the help of my English teacher last term.
8. Some students always s _______ the Internet to get more information.
9. My mother has a healthy lifestyle. She eats l_______ junk food but more vegetables.