expectance英语翻译,expectance单词什么意思,expectance相关单词词语

expectance

美[ɪks\'pektəns]

expectance

1 . One sleeve and one ball bearing life expectance : 30,000 hours minimum.

一个含油轴承和一个滚珠轴承预期寿命: 至少30,000小时.

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2 . Slecve bearing life expectance : 20,000 hours minimum.

含油轴承预期寿命: 至少20,000小时.

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