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【单选题】
过冷奥氏体:在共析温度A1(727°C)以下存在的且()的、将要发生转变的奥氏体就是过冷奥氏体。A.
芬太尼
B.
担任
C.
不稳定
D.
设定
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反馈参考答案：
举一反三
【单选题】执行以下程序段后,m的值是 。 int a[2][3]={{1, 3, 5}, {7, 9, 11}}; int m, *ptr; ptr = &a[0][0]; m = (*ptr)*(*ptr+2)*(*(ptr+4));
A.
编译出错
B.
27
C.
45
D.
无定值
【单选题】某患者屈光度为 -3.50/-0.50 × 180 ,配戴 7.6/-3.00/9.2 镜片时,片上验光为 -0.50 ,因配适偏紧,选择试戴片 7.65/-3.00/9.2 ,理论片上验光值为
A.
-0.75
B.
-0.50
C.
-0.25
D.
PL
【单选题】听力原文：W: You must have enjoyed using your new camera on your trip. M: I would have, but after buying a new camera especially for that trip, I left it in the car with my friend who drove me to the airpo...
A.
He enjoyed using his new camera.
B.
He left his camera at the airport.
C.
He left his camera in his friend's car.
D.
He lost his camera on his trip.
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