And perhaps the most important "hassle-free" feature is full support for rolling upgrades-meaning zero downtime for maintenance.

最重要的“免麻烦”特性可能是完全支持滚动升级，这意味着不需要为了进行维护而停机。

youdao

Based on physical simulation of edge rolling process in Trimming-Free plate rolling method, the effection of V rolling and chamfer rolling on the plate profile is analyzed.

基于中厚板无切边轧制法中立轧轧边变形的物理模拟，分析了平辊立轧与倒棱轧制对中厚板断面形状的影响。

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The model-free control method is used to ship anti-rolling system for the first time, combined with the advantage of model-free control.

结合无模型控制的优点，首次将无模型控制理论应用到船舶减摇控制系统中。

youdao

The difference between direct and indirect manipulation between three buttons and one button, three hundred dollars and fifteen dollars, and a roller ball supported by ball bearings and a free-rolling ball is not trivial.

NEWYORKER: Creation Myth

So that by the time each chamber will be considering the heavy-lifting measures at the end, Democrats will be free-rolling, knowing they have a win in the bank, and Republicans will have to make the tough choices in the end.

FORBES

But the Big Bird jokes kept rolling, along with the usual fact-free attack against the Republican candidate.

WSJ: Review & Outlook: Big Bird, Small President