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【单选题】
不是合成红宝石的包裹体A.
弯曲生长纹
B.
金属包裹体
C.
气泡
D.
金红石针状包裹体
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【简答题】材料曲率 material buckling
【单选题】The word 'buckling' (Para, 1) most probably means _____.
A.
shrinking
B.
collapsing
C.
expanding
D.
diminishing
【单选题】In heavy weather you notice buckling in the midships deck plating of your vessel．To relieve the strain you could ______．
A.
pump fuel oil from midships to the ends of the vessel
B.
reduce speed
C.
take a course which most eases the vessel
D.
All of the above
【单选题】The word 'buckling'(Line 1, Paragraph 1)most probably means
A.
shrinking.
B.
collapsing.
C.
expanding.
D.
diminishing.
【简答题】几何曲率 geometric buckling
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