问题
单项选择题
RS485接口通信遵循（）协议及其备案文件。
A.DL/T645-2007
B.DL/T614-2007
C.DL/T645-1997
D.DL/T614-1997
答案
参考答案：A
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RS485接口通信遵循（）协议及其备案文件。
A.DL/T645-2007
B.DL/T614-2007
C.DL/T645-1997
D.DL/T614-1997
参考答案：A
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| 5. Does Bill like action movies? _____________________________________________ 6. Does Tom like cartoons? _____________________________________________ 7. Does Dave like action movies? _____________________________________________ 8. What kind of movies does Jane like? _____________________________________________ 9. Does Jane like the same kind of movies as her brother Bill? _____________________________________________ 10. Do Tom and Jane both like cartoons? _____________________________________________ |