The three positions include a neutral position, a filling position and a dispensing position.

该三个位置包括中间位置、填充位置以及分配位置。

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Results show that the ammonia and nitrogen adsorption amount of packing is affected by the kinds, service time, filling mode and filling position.

结果表明填料的氨氮吸附量受填料的种类、使用时间、填充方式和填充位置的影响。

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Results show that the ammonia and nitrogen adsorption amount of packing is affected by the kinds, service time, filling mode and filling position.

结果表明填料的氨氮吸附量受填料的种类、使用时间、填充方式和填充位置的影响。

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