英德
有道
百度
谷歌
图片
维基
百科
产品升级
product up-gradation
- 订购包含免费产品升级和一年的无限制客户服务。
Subscriptions include free product upgrades and unlimited customer support for 1 year. - 对于任何升级，在进行产品升级之前，都必须在环境中全面测试该升级，从而将对用户的影响减少到最小。
As with any upgrade, you must test it thoroughly in your environment before upgrading in production to minimize impact to your users. - 高级材料替代低级材料已成为机械产品升级换代提高效益的趋势，能够促进全社会的持续发展。
That the advanced materials substitutes low grade materials has become the trend of machine products upgrading and profit improving. It can facilitate sustainable development of whole society.
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中国词汇量第二的英语词典
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