我们公司的产品质量保证期为12个月。
The guarantee period of our products is valid for 12 months.
质量保证期为12个月，保质期从使用设备之日起计算。
The guarantee period is 12 months from the date of putting the equipment into operation.
由于对产品品质的信心，MTC可以提供更长时间的质量保证期。
As confidence in the quality of the product, MTC can provide a long period of quality assurance.
诺林威所有用户均可享受“自产品出厂之日起18个月做为质量保证期”优惠。
All Nuolinwei users can enjoy "self-manufactured products for 18 months from the date of guarantee of quality" benefits.
如果“所有人”无法证明或提供初始安装日期的证明文件，则质量保证期按照附在热水器上的系列号板所标注的日期计算。
When Owner cannot verify or document the original date of installation, the warranty period begins on the date marked on the serial number plate affixed to the water heater.
他说有些发动机厂商不十分了解生物柴油对发动机磨损的影响程度，因此在针对生物柴油用户延长质量保证期时非常谨慎。
He said some engine manufacturers are wary about extending warranties to those who use biodiesel because not enough has been known about how the biodiesel affects engine wear.
他说有些发动机厂商不十分了解生物柴油对发动机磨损的影响程度，因此在针对生物柴油用户延长质量保证期时非常谨慎。
He said some engine manufacturers are wary about extending warranties to those who use biodiesel because not enough has been known about how the biodiesel affects engine wear.
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