一份粉尘样品分散度测定结果如下:
其中呼吸性粉尘占()
A.35%
B.45%
C.15%
D.80%
E.95%
参考答案:D
根据课本Lesson 3 Getting to Know You! 的对话,回答下列问题。
1. How many questions does Danny ask?
________________________
2. Does Danny like to eat many different foods?
3. What colour does Sandra like?
4. What does Sandra like to do after school?
5. Does Sandra like to comb her hair?
急诊饱胃患者,麻醉中下列哪些处理是正确的
A.快速诱导插管
B.清醒插管
C.胃肠减压
D.保持呼吸道通畅
E.可给予阿托品防呕吐