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【单选题】
2-戊炔被高锰酸钾酸性溶液氧化的产物是A.
羧酸和二氧化碳
B.
2分子羧酸
C.
酮
D.
1分子羧酸
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【简答题】选择滚动轴承与轴颈、外壳孔的配合时，应考虑的主要因素有哪些?
【判断题】李某,女,75岁。患者形瘦体弱,近5年稍受外感则易发热咳嗽,稍有劳累则气喘息促。1月前因外感发热咳嗽,未及时治疗,迁延时日,虽外邪已解,但近一周干咳痰少,气喘息促,咳甚则痰中带血,伴口燥咽干,形体消瘦,自觉手足心热,颧红,时有盗汗,舌红少津,脉细数。进行证名诊断:肺阴虚证
A.
正确
B.
错误
【判断题】李某,女,75岁。患者形瘦体弱,近5年稍受外感则易发热咳嗽,稍有劳累则气喘息促。1月前因外感发热咳嗽,未及时治疗,迁延时日,虽外邪已解,但近一周干咳痰少,气喘息促,咳甚则痰中带血,伴口燥咽干,形体消瘦,自觉手足心热,颧红,时有盗汗,舌红少津,脉细数。辨证为痰热壅肺证。
A.
正确
B.
错误
【简答题】选择滚动轴承与轴颈、外壳孔的配合时,应主要考虑那些因素?
【单选题】Suppose society wants to increase the number of teachers in society but doesn't want to pay teachers any more in salary and benefits. This could only occur by
A.
making it less expensive to become a teacher, perhaps by offering subsidies to college tuition.
B.
increasing the income of student parents.
C.
making computers more powerful.
D.
making it more expensive to become a teacher, perhaps by raising college tuition rates.
【简答题】选择滚动轴承与轴颈、外壳孔配合时应考虑的主要因素?
【单选题】Some teachers enthusiastically _______ the benefits to be gained from educational software.
A.
expose
B.
espouse
C.
estrange
D.
exploit
【单选题】We'll send our homework ____ our teachers ____ e-mail . [ ]
A.
for ; on
B.
to ; by
C.
to ; on
D.
for ; from
【简答题】选择滚动轴承与轴颈、外壳孔的配合时、应考虑的主要因素有哪些?
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