永久中毒是指()及它们的化合物使合成氨用催化剂中毒以后,不能再恢复活性。
A.磷、CO、砷
B.水蒸汽、CO、CO2
C.磷、硫、CO
D.磷、硫、砷
参考答案:D
根据提示补全句子。
1. My b _____ is S________ 4th.
2. Lily often _____ (go) to bed at 9:00.
3. When is _________(she) birthday?
4. I often go _________(shop) with my mother.
5. I like s __________ best, because it's warm and sunny.
6. I'm ______ (make)a birthday chart.
50岁男性患者,2h前被木棒击伤左颞部,伤后头痛、呕吐,1h前意识不清。PE:中度昏迷,左瞳散大,右侧肢体病理征(+)。诊断考虑为()
A.颅骨凹陷性骨折伴脑疝
B.急性硬膜外血肿伴脑疝
C.急性硬膜下血肿伴脑疝
D.脑挫裂伤伴脑疝