可有效地延长其使用寿命。
尽量延长其使用寿命。
密封的选用在很大程度上直接影响其使用寿命。
Selection of seal will affect the usage life of seal in great degree.
保证风淋室正确、安全的使用，确保其使用寿命。
Ensure the air Shower correct and safe use, to ensure that their service life.
消费者对它所发出的“冷”光也并不买账。而对其使用寿命较低也颇有微词。
Consumers dislike the "cold" light they give off and their poor lifespan.
其关键部件在接近使用寿命极限时，产品质量极不稳定。
When its key parts close to their life time, products quality is very unstable.
其乳化液非常稳定，延长了使用寿命。
The emulsion is very stable and offering prolonged service life.
其制品使用寿命长。
其制品使用寿命长。
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