The paper introduce the impurities origination including internal and external impurities, and pays more attention to re-oxide, rolling slag and inner-lining erosion.

介绍了夹杂物的来源，包括内生夹杂和外来夹杂，着重于二次氧化产物、卷渣、内衬侵蚀。

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The drug has to be delivered to the retina, a thin film lining the inner wall of the eye.

药物必须被传递到视网膜这个衬于内眼球的薄膜。

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Residual heat from the air inside the trailer, and heat in the insulation and inner lining of the trailer.

拖车里的空气所带来的余热，以及拖车里的绝缘层和内衬里的热量。

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Now the padded inner lining is velcro-attached, so workers can adjust it about as easily as they would a bike helmet.

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The integrated folio offers sleek, low-profile protection with a smooth inner lining to protect against everyday wear and tear.

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For certain heart conditions, antibiotics are recommended about one hour before invasive medical procedures to prevent a condition called infective endocarditis, which is a potentially life-threatening bacterial infection of the inner lining or valve within the heart.

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