问题
单项选择题
特别潮湿场所或导电良好的地面上，若工作地点狭窄、行动不便，行灯的电压不得超（）V。
A.6
B.12
C.18
D.24
答案
参考答案：B
解析：在特别潮湿场所或导电良好的地面上，若工作地点狭窄、行动不便，行灯的电压不得超过12V。
搜题请搜索小程序“爱下问搜题”
特别潮湿场所或导电良好的地面上，若工作地点狭窄、行动不便，行灯的电压不得超（）V。
A.6
B.12
C.18
D.24
参考答案：B
解析：在特别潮湿场所或导电良好的地面上，若工作地点狭窄、行动不便，行灯的电压不得超过12V。
| 匹配题。 | |||||
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| 请将上面五条信息与下面各小题匹配。 ( )1. Mike is fond of music. Sometimes he goes to the concert. ( )2. Father's Day is coming. Linda wants to invite her father to dinner. ( )3. Tom is a sports fan. He often watches ball games with his classmates. ( )4. Judy will graduate from a college next month. She's looking for a job. ( )5. Mr Chen is a kind-hearted man. He's always ready to help others. |