综合接入故障或投诉现场工作完成后,要让客户对服务工作进行满意度评价,填写满意度调查表,但不用签字确认。()
参考答案:错
________, I think, and you will settle the problem.[ ]
A. So long as you keep up your spirits
B. If you make your effort
C. Making great efforts
D. A bit more effort
高压清洗只能用于直径()的管道。
A.>3″
B.≥3″
C.≤3″
D.<3″