而且所有产品如发生质量问题本公司无条件退款。
And all products, such as quality problems occur the Company unconditional refund.
暂态电能质量问题越来越突出，如电压跌落、骤升、短时断电等现象经常发生，给用户带来了很大的损失。
Transient power quality issues have been becoming extrusive, such as voltage well, voltage sag and voltage interruption, and bring customers amount of loss.
如现场发生质量问题，技术服务人员要在需方规定的时间内处理解决。
Site quality problems, technical services staff to be addressed within the required time to resolve.
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