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【单选题】
第一台PLC是由以下( )公司研制成功的。
A.
GE公司
B.
DEC公司
C.
ABB公司
D.
SIMENS公司
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参考答案：
举一反三
【单选题】夫兰克 - 赫兹实验的主要贡献是什么?
A.
验证了电荷电量是量子化的
B.
验证了原子内部能量是量子化的
C.
验证了以上两件事情
查看完整题目与答案
【简答题】Complete the sentences by using correct particles (prepositions or adverbs). 1.Put your shoes down on up - it's too cold to walk around barefoot. 2.You must get down on up now or you will be late for ...
查看完整题目与答案
【单选题】以下正确的字符串常量是( )。
A.
A
B.
B
C.
C
D.
D
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【简答题】You are too ___________ to stand a gust of wind. I advise you to take more physical exercises.magnanimity, eradicate， rule of thumb, quotidian, shed light on, frail, oblivious, patronize, profanity, e...
查看完整题目与答案
【多选题】手工编程比较适合于()零件加工
A.
形状简单
B.
计算方便
C.
轮廓有直线或圆弧组成
D.
曲面
查看完整题目与答案
【简答题】In this section, you are going to read 8 statements. Each statement contains information given in one of the paragraphs. Identify the paragraph from which the information is derived. You may choose a ...
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【单选题】如下图，AB∥CD，∠BED=110°，BF平分∠ABE，DF平分∠CDE，则∠BFD= [     ]
A.
110°
B.
115°
C.
125°
D.
130°
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【判断题】养老保险制度是国家和社会根据法律和法规，为解决劳动者在达到国家规定的解除劳动义务的劳动年龄界限，或因年老丧失劳动能力退出劳动岗位后的基本生活而建立的一种社会保险制度。
A.
正确
B.
错误
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【简答题】如图，已知BE=CF，AB ∥ CD，AB=CD． 求证：△ABF≌△CDE．
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【单选题】从II栏中找出I栏相应的答句,写在题前的括号内。 I II ( )1. Can you swim?
A.
Thank you. ( )2. When do you go to bed?
B.
I'm fine. ( )3. What day is it?
C.
Yes, please. ( )4. Let's go climbing.
D.
Yes,I can. ( )5. Whose socks are these?
E.
Good ideal ( )6. My jeans are too long.
F.
It's Monday. ( )7. How are you?
G.
Good night. ( )8. Good night.
H.
Liu Tao's. ( )9. Here you are.
I.
At 9:30. ( )10. Would you Iike an ice cream?
J.
Try these.
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相关题目：
【单选题】夫兰克 - 赫兹实验的主要贡献是什么?
A.
验证了电荷电量是量子化的
B.
验证了原子内部能量是量子化的
C.
验证了以上两件事情
查看完整题目与答案
【简答题】Complete the sentences by using correct particles (prepositions or adverbs). 1.Put your shoes down on up - it's too cold to walk around barefoot. 2.You must get down on up now or you will be late for ...
查看完整题目与答案
【单选题】以下正确的字符串常量是( )。
A.
A
B.
B
C.
C
D.
D
查看完整题目与答案
【简答题】You are too ___________ to stand a gust of wind. I advise you to take more physical exercises.magnanimity, eradicate， rule of thumb, quotidian, shed light on, frail, oblivious, patronize, profanity, e...
查看完整题目与答案
【多选题】手工编程比较适合于()零件加工
A.
形状简单
B.
计算方便
C.
轮廓有直线或圆弧组成
D.
曲面
查看完整题目与答案
【简答题】In this section, you are going to read 8 statements. Each statement contains information given in one of the paragraphs. Identify the paragraph from which the information is derived. You may choose a ...
查看完整题目与答案
【单选题】如下图，AB∥CD，∠BED=110°，BF平分∠ABE，DF平分∠CDE，则∠BFD= [     ]
A.
110°
B.
115°
C.
125°
D.
130°
查看完整题目与答案
【判断题】养老保险制度是国家和社会根据法律和法规，为解决劳动者在达到国家规定的解除劳动义务的劳动年龄界限，或因年老丧失劳动能力退出劳动岗位后的基本生活而建立的一种社会保险制度。
A.
正确
B.
错误
查看完整题目与答案
【简答题】如图，已知BE=CF，AB ∥ CD，AB=CD． 求证：△ABF≌△CDE．
查看完整题目与答案
【单选题】从II栏中找出I栏相应的答句,写在题前的括号内。 I II ( )1. Can you swim?
A.
Thank you. ( )2. When do you go to bed?
B.
I'm fine. ( )3. What day is it?
C.
Yes, please. ( )4. Let's go climbing.
D.
Yes,I can. ( )5. Whose socks are these?
E.
Good ideal ( )6. My jeans are too long.
F.
It's Monday. ( )7. How are you?
G.
Good night. ( )8. Good night.
H.
Liu Tao's. ( )9. Here you are.
I.
At 9:30. ( )10. Would you Iike an ice cream?
J.
Try these.
查看完整题目与答案
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