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【单选题】
【图片】Figure 1 shows a three dimensional representation of a three component (ternary) system ABC. Figure 2 shows the same figure in two dimensions as seen from above. The ternary eutectic occurs at temperatures around:
A.
650 o C
B.
1150 o C
C.
850 o C
D.
950 o C
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A.
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A.
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turn
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in
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A.
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B.
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C.
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D.
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【单选题】听力原文: The Titanic, with 2,300 passengers aboard, was on its first voyage from Southampton to New York. It was 11: 40 p.m. on April 14th 1912 and the sea was calm. Suddenly the look-out man saw the eno...
A.
London.
B.
Washington.
C.
Southampton.
D.
New York.
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