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【单选题】
最容易嵌顿的腹外疝是A.
腹股沟斜疝
B.
腹股沟直疝
C.
股疝
D.
脐疝
E.
切口疝
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反馈参考答案：
举一反三
【简答题】食物的热价(thermal equivalent of food)
【单选题】Which of the following comparison is correct?
A.
Thermal conductivity: metal ＜ plastics
B.
Thermal expansion: metal ＞ plastics
C.
Density: metal ＞ plastics
D.
None of the above
【简答题】氧热价(thermal equivalent of oxygen)
【简答题】Which ofthe following comparison is not correct? A) Thermal conductivity: metal ＜ plastics B) Thermal expansion: metal ＞ plastics C) Density: metal ＞ plastics D) Thermal conductivity: metal ＞ plastics
【简答题】Which ofthe following statement about the thermal conductivity is NOT correct? A) Thermal conductivity ofmaterials has a varied relationship to temperature. B) Oriented polymers have much lower conduc...
【简答题】食物的氧热价(thermal equivalent of oxygen)
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