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词汇 preparation agent
释义 preparation agent
基本例句
油剂
The application performance of new polymeric oil-displacing agent is studied.对新型聚合物驱油剂的应用性能进行了研究。
The preparation and the properties of polyvinyl alcohol spilled oil gelling agents on water surface.聚乙烯醇系水面溢油凝油剂的制备与性能。
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