In proper concentration range , macromolecule polymer additives can improve erosion effect.

在合适的浓度范围内, 高分子添加剂可以提高射流的破岩能力.

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The progress in research and development of rare earth polymer additives is reviewed in this paper.

本文综述了稀土高分子材料助剂的开发和研究进展.

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This paper presents types of polymer additives for drilling and completion fluids abroad and their functions.

本文介绍了国外目前用于钻井液和完井液的聚合物添加剂的类型及作用.

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Other polymer additives are colorants, antistatic agents, foaming agents, preservatives, and processing aid or lubricants.

其它聚合物添加剂包括染色剂 、 抗静电剂 、 发泡剂 、 防腐剂和加工助剂或润滑剂.

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