The limestone particles are heated rapidly to high temperature upon entry into the boiler furnace.

当石灰石颗粒一进入锅炉炉膛，就迅速被加热到高温。

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The limestone particles are heated rapidly to high temperature upon entry into the boiler furnace .

当石灰石颗粒一进入锅炉炉膛，就迅速被加热到高温。

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Upon entry to the foyer, guests will be greeted with the grandeur of towering marble columns, Mosaic floors and a stunning coffered ceiling.

一进入大厅，迎面而来的是高大壮观的大理石柱子，马赛克地板和令人惊叹的格子天花。

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Foam insulation damaged the shuttle's heat tiles during launch, which led to Columbia breaking apart upon re-entry.

VOA: standard.2009.07.16

The cost of the iPad is minimal compared to the benefits gained by issuing each Soldier one upon entry in the military.

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The fund sustains itself primarily through these quotas, which are assigned to each country upon entry, based on the size of its economy.

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This was a unique case because it involved data on a computer that needed to be analyzed at a distant facility, rather than immediately upon entry.

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