service-life

常见例句

• Nonpoisonous light and long service life.
  无毒、质轻、使用寿命长。
• Ah, yes. Now what about service life?
  哦,好的。关于使用寿命呢?
• Lengthens the engine service life.
  延长发动机使用寿命。
• Elastic sealing, no leakage and long service life.
  弹性密封,零泄漏,使用寿命长。
• Good sealing,wear-resising,longer service life.
  密封可靠，耐磨损，使用寿命长。
• Brand new bearing prolongs the service life.
  全新轴承，增加使用寿命。
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