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【单选题】
关于零件表面化学热处理的过程有（）A.
介质分解过程+表面吸收过程
B.
表面吸收过程+内部扩散过程
C.
介质分解过程+内部扩散过程
D.
介质分解过程+表面吸收过程+内部扩散过程
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What is the cause of the Syslog output messages?
A.
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B.
The EIGRP neighbor on Fa0/1 went down due to a failed link.
C.
The EIGRP neighbor connected to Fa0/1 is participating in a different EIGRP process, causing the adjacency to go down.
D.
A shut command was executed on interface Fa0/1, causing the EIGRP adjacency to go down.
E.
Interface Fa0/1 has become error disabled, causing the EIGRP adjacency to go down.
【单选题】Click the Exhibit button. What is the output if the main（ ） method is run?（）
A.
4
B.
5
C.
8
D.
9
E.
Compilation fails.
F.
An exception is thrown at runtime.
G.
It is impossible to determine for certain.
【单选题】下列关于青霉素引起超敏反应的描述哪项是错误的
A.
可引起 Ⅰ 、 Ⅱ 、 Ⅲ 或 Ⅳ 型超敏反应
B.
皮试阳性者可采用脱敏注射
C.
初次注射也可引起过敏反应
D.
个体差异明显
E.
青霉噻唑和青霉烯酸为半抗原
【单选题】What is the output of the following code? 以下代码段的输出是
A.
t[] lottoNumbers = {3, 6, 12, 40, 21, 20};
B.
r(int i = 0; i < 4; i++)
C.
ttoNumbers[i] = lottoNumbers[i] + 10;
D.
r(int i = 0; i < lottoNumbers.length; i++)
E.
stem.out.print(lottoNumbers[i] +" ");
F.
13 16 22 50 31 30
G.
13 16 22 40 31 30
H.
13 16 22 50 21 20
I.
13 16 22 50 31 20
【简答题】What is the output of the following code?fromstatisticsimport*data=[1,2,2,5,10,12]print('{:0.2f}'.format(mean(data)))
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