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【判断题】
钢水浇铸前加入钛、硼、铝等会增加金属结晶核,从而可细化晶粒。
A.
正确
B.
错误
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举一反三
【单选题】Miss Lin asked us to stop () noise.
A.
make
B.
to make
C.
making
【单选题】如果轿车空调系统制冷量为4 200×18 kJ/h,则正常的加注制冷剂量一般应为( )。
A.
0、5 kg
B.
0、9 kg
C.
1、1 kg
【单选题】如果轿车空调系统制冷量为4200X4.18kG/h,则正常的加注制冷剂量一般应为()。
A.
0.5kg
B.
0.9 kg
C.
1.1 kg
【单选题】The first paragraph tells us that______.
A.
with the increased flow of immigrant workers, the number of language discrimination cases has increased also
B.
immigrant workers may feel resentful towards workers with native English skills
C.
native English speakers may feel hostile towards co-workers who use other languages on the job
D.
in a culturally diverse workforce, some tension between different groups is inevitable
【单选题】Mom, this is my teacher, Miss Lin. Miss Lin, _____ [     ]
A.
thank you.
B.
how are you?
C.
this is my mom.
【简答题】(一)实现静态图像 检测—角度特征提取 (1) 打开“7.1.3角度特征提取”程序代码。 运行程序,可以看到原始图像-结果图像的检测结果。 拍摄显示器屏幕,要求有图像、程序代码等两部分内容。代码清晰可见。
【单选题】The first paragraph of this passage tells us about ______.
A.
the rhythms of brain waves
B.
the daily activities of sleep
C.
the stages of sleep in cycles
D.
the daily activities in cycles
【单选题】如果轿车空调系统制冷量为4 200×4.18 kJ/h,则正常的加注制冷剂量一般应为( )。
A.
0.5 kg
B.
0.9 kg
C.
1.1 kg
【单选题】如果轿车空调系统制冷量为4 200×4.18 kJ/h,则正常的加注制冷剂量一般应为( )。
A.
0.5 kg
B.
0.9 kg
C.
1.1 kg
D.
000
【单选题】如果轿车空调系统制冷量为4 200×4.18 kJ/h,则正常的加注制冷剂量一般应为( )。
A.
0.5 kg
B.
0.9 kg
C.
1.1 kg
D.
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