year maintenance 年度维修
PREVENTIVE MAINTENANCE PER YEAR 年度预防性维护
A Year Free Maintenance 一年免费维修
First year of maintenance updates 第一年的版本升级
The road improvements and accompanying maintenance system had helped make the district centre accessible throughout the year.
"道路的改善和配套的维修系统使这个地区中心全年都能够与外界连通。
Unlike grass, stone requires little maintenance - one good power wash in the spring and you're done for the year.
与草不同,石头需要很少的维护- - -在春天进行一次好的电动清洗,一年的维护就搞定了。
Maintenance fees, usually 22% of a program's price per year, have become a bigger part of firms' technology budgets and of software vendors' income.
维护费通常占一个程序年费的22%,已成为企业科研预算及软件销售收入的大部分来源。
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