色素的柱保留时间和峰面积的相对偏差小于1％。
The relative deviation of retention time and peak area were less than 1%.
第十四条矿山设计规定保留的矿柱、岩柱，在规定的期限内，应当予以保护，不得开采或者毁坏。
Article 14 Mine pillars and rock pillars to be preserved as specified in the mining designs shall, within the prescribed period of time, be protected and may not be exploited or damaged.
为了保留工业美学，建筑的砖、木、柱暴露在外并整体恢复。
The building's brickwork, timbers and columns have been exposed and restored throughout to preserve the industrial aesthetic.
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