A biomembrane packed bed reactor with sulfur and limestone as solid filling material for removal of nitrate nitrogen was studied.

研究了装填固体填料硫和石灰石的生物膜反应器对水中硝酸盐氮的去除。

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Starter Craig Anderson is set to return after missing more than a month with an ankle injury, while Robin Lehner has been solid filling in.

WSJ: Busy Blue Jackets add Gaborik to nudge playoff run

Youkilis got off to a solid start, also filling in at first base, but was injured April 20 at Toronto and missed six straight games with back stiffness before going 0 for 3 with a walk Saturday.

WSJ: Youkilis goes on DL for Yankees with sprained back

When hydrogen is sent into the solid, the reaction creates enough heat to make a filling station very uncomfortable.

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