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3 多元复合函数的偏导数【作业】.doc
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参考答案:
举一反三
【单选题】横机的机号是用针床上( )内所具有的针数来表示的。
A.
2.54mm
B.
1英寸
C.
25.4cm
D.
2.54英寸
【单选题】The reason why the author says in the essay that the title of the movie This Land Is Mine is ironical was that the land is ______.
A.
not really that of the native born black Americans
B.
that of the Frenchmen the land refers to France
C.
mine yet it was occupied by Germans
D.
mine the land is that of the Americans
【单选题】甲状腺II度肿大是指
A.
能看到肿大 ,又能触及 ,但在胸锁乳突肌内侧
B.
不能看到 ,但能触及
C.
看不到亦触不到
D.
能看到又能触到 ,但在胸锁乳突肌外侧
E.
能看到肿大 ,又能触及 ,并且有明显压痛
【单选题】关于病变密度的描述,哪项是错误的
A.
病变区与邻近绀织有足够的密度差,则可显影
B.
低密度病变是指病变密度低于所在器官密度
C.
等密度病变是指病变密度等于所在器官密度
D.
高病变病变是指病变密度高于所在器官密度
E.
病变强化显著且不均匀,即称混杂密度病变
【单选题】The reason the writer selected the Chameleon to illustrate his moral is that the Chameleon ______ .
A.
changes its color according to its surroundings
B.
can easily be put into a box
C.
is really colorless
D.
is a fabulous monster whose existence has never been proved
【单选题】The reason why the author accepted the invitation of the Global Campaign for education is that______.
A.
the organization can put many influential organizations and people together
B.
he will get the opportunity to meet with the activist Graca Machel
C.
the organization will give the author a capacity to publish his report on education
D.
he wants to promote a global push on education to solve the youth umemployment
【单选题】Although the life was very harsh, the doctor remained on the island for the reason of the people.
A.
sake
B.
aid
C.
privilege
D.
concern
【单选题】What is the reason for the going down of the population in rich countries?
A.
The people there have a bright future.
B.
The people there have a splendid past.
C.
The government carries out a family plan.
D.
The government controls the growth rate.
【单选题】关于罪刑法定原则及其内容,下列哪一选项是正确的?
A.
罪刑法定原则禁止类推解释与扩大解释,但不禁止有利于被告人的类推解释
B.
罪刑法定原则禁止司法机关进行类推解释,但不禁止立法机关进行类推解释
C.
罪刑法定原则禁止适用不利于行为人的事后法,但不禁止适用有利于行为人的事后法
D.
罪刑法定原则要求刑法规范的明确性,但构成的规范的要素比如法律概念等可以具有不明确性
【单选题】女,40岁,甲状腺II度肿大,鉴别桥本甲状腺炎与甲状腺癌下列哪项有意义
A.
甲状腺质地
B.
甲状腺大小
C.
甲状腺是否为结节状
D.
是否可触到颈总动脉搏动
E.
甲状腺硬度
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