Tetralin, a hydrogen donor, exhibited good function of removing coke from spent hydro-processing catalyst.

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A method of increasing the lifetime of a hydro-oxidation catalyst comprising, preferably, gold, silver, or mixtures thereof, and optionally one or more promoters, on a titanium-containing support, such as a titanosilicate or titanium dispersed on silica.

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According to the navigational conditions of the ship lock entrance transitional channel, the fleet mix and the towboat power in Naji Hydro-junction, the ship resisitance was calculations and compared with the towing force, and the navigation conditions of transitional channel was analyzed as well.

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The field survey, sampling, testing and collection of the geological and hydrogeological data were done for the description of evolutional geological structure and sedimentation and division and definition of water-bearing system and hydrogeological age and hydro-pressure system and study of the vadose field and chemical field. By establishing the rammer numerical model, the sandy mudstone thickness recovery model, water-rock interaction particle translative simulation and hydrogeochemical simulation, and using geological statistics, analogism and complex analysis method, water circulation and water exchange of each layer in each study stage have been researched, The results show the regularity of the vadose field evolution in different stages.

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The bathroom is equipped with a hydro massage bathtub and all the rooms, including the lounge area, feature coffered wood ceilings.

床是一個(gè)真正的亮點(diǎn)，兩米多寬国产一级在线播放，由木材和鋼鐵，打造出一個(gè)突出檐篷一级片毛片网址，形成一個(gè)皇冠。浴室同樣驚人一级片黄色网址，有私人陽(yáng)臺(tái)和雙重水電按摩浴缸婷婷丁香五月综合中文字幕。

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