secondary pollution的意思|示意

Without damage, dust and the secondary pollution, the use of abrasive fillers, can reduce costs, enhance profits improve apparent quality.

使用高、低猛合金丸, 无破损 、 无灰尘、无二次污染, 可见低成本, 提高效益,提高产品的外观质量.

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Titanium oxide has been widely because it is stable , efficient and has no secondary pollution.

二氧化钛具有稳定性好 、 光催化效率高和不产生二次污染等特点,有着广阔的应用前景.

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The hot and cold water pipes can ensure the water quality without secondary pollution.

自来水的冷热水管,保证水质无二次污染.

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In the transport process, bad structure is easy to result in secondary pollution.

运输过程中, 不良机构容易造成二次污染.

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Comparing with traditional flocculant the secondary pollution wasand the bioflocculant is safe or innocuity.

与传统的混凝剂相比,生物絮凝剂具有无二次污染、安全无害等优点.

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Environment friendly, healthy products, completely avoid the secondary pollution and great noise of conventional vacuum cleaners.

环保 、 健康型产品, 完全避免了拖走式吸尘器造成的有害的二次污染和很大的噪声.

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