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关注：1
2013-05-23 12:21
求翻译：which are hung from the lower partof a shaft to the dripping zone, and a dripping zone sampler with 3 levels in the height direction in the dripping zone是什么意思？ 待解决
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which are hung from the lower partof a shaft to the dripping zone, and a dripping zone sampler with 3 levels in the height direction in the dripping zone
问题补充： |
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