The installation quality of central air conditioning has a direct influence on the later use effect and the life span of the air conditioner.

中央空调安装质量的好坏直接影响了后期的使用效果和空调的寿命。

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She considers the current fluctuation span of plus or minus 0.5% appropriate for the time being, but said the central bank would not rule out widening that spread in the future.

胡认为，目前汇率波动在 0.5% 上下是合适的，但是不排除央行放宽这一限制的可能性。

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At a news briefing, Assistant Secretary of State for South and Central Asian Affairs Robert Blake said the sides hope to conclude two related agreements during the Clinton visit, which will span four days.

VOA: standard.2009.07.15

With a central span of 1, 991 metres (6, 532 feet), the Akashi Kaikyo bridge, which opens on April 5th, between Kobe and Awaji Island in Osaka Bay, is bigger than Britain's Humber bridge and longer than the Great Belt East bridge that has just been built in Denmark.

ECONOMIST: The bridge to nowhere in particular

Lindsey Green felt a different kind of separation anxiety last November as she visited the main room of Grand Central three times in a three-week span.

WSJ: Grand Central 100-Year Anniversary: A Century of Connections

This group of 29 protected coastal areas will span over 20 percent of California's Central Coast.

NPR: California Cuts Coastal Fishing to Restore Ecosystem