Oily sludge is an major pollution source during the development of oilfield. Natural drying and burial method have been mainly adopted for the oily sludge in Gudong oilfield at present.
含油污泥是油田开发过程中的重要污染源，孤东油田目前对含油污泥主要采用自然干化填埋处理法。
A new finishing method for the decoration of natural stone surface has been developed, which apply an air drying primer on the surface of natural stones, then a UV-curable clear top coat.
提出了一种新的天然石材饰面方法，即先用自干底漆预涂石材表面，然后用紫外光固化涂料罩面。
A new finishing method for the decoration of natural stone surface has been developed, which apply an air drying primer on the surface of natural stones, then a UV-curable clear top coat.
提出了一种新的天然石材饰面方法，即先用自干底漆预涂石材表面，然后用紫外光固化涂料罩面。
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