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【多选题】
VD的危险因素主要包括A.
人口学特征
B.
动脉粥样硬化
C.
遗传
D.
引起卒中的危险因素
E.
物种
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反馈参考答案：
举一反三
【简答题】We assume that A is large, which it must be for a well-designed circuit(电路).
【多选题】for single large plane wall, we commonly assume the heat conduction meets the following conditions .
A.
Steady state
B.
One-dimention
C.
Constant thermal conductivity
D.
No heat generation
【多选题】For single large plane wall, we commonly assume the heat conduction meets the following conditions .
A.
Steady state
B.
One-dimention
C.
Constant thermal conductivity
D.
No heat generation
【简答题】欲将100 mL 0．10 mol·L-1 HCl溶液的pH值从1．00增加至4．44时，需加入固体醋酸钠(NaAc)多少克(不考虑加入NaAc后溶液体积的变化)? [Mr(NaAc)=82．0，pKHAe=4．74]
【单选题】You can assume that if all the females in a large pack had pups, ______.
A.
only the father would help feed them
B.
lions would find and kill them
C.
the mothers would fight each other
D.
most of the pups would starve
【多选题】For multi-layer large plane wall, we commonly assume the heat conduction meets the following conditions .
A.
Constant thermal conductivity.
B.
No heat generation.
C.
One-dimention and steady-state
D.
Perfect interface contact
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