问题
单项选择题
在爆炸性粉尘环境( )区内单相电网中的相线及中性线均应装设短路保护，并使用双极开关同时切断相线和中性线。
A．1
B．2
C．10
D．11
答案
参考答案：C
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在爆炸性粉尘环境( )区内单相电网中的相线及中性线均应装设短路保护，并使用双极开关同时切断相线和中性线。
A．1
B．2
C．10
D．11
参考答案：C
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| Today is my birthday. I want to thank my family for their love. So I cook the dinner for them. I know my mother likes hamburgers and broccoli. But my father likes chicken and tomato soup. I have a brother. He likes hamburgers, too. But he doesn't like broccoli. He likes carrots. I have a sister, too. She likes fish and French fries. I like chicken and strawberries. I will buy these things for the birthday party. 根据短文内容，完成下面表格。 | ||||||||||||
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