Macroparticle multihole PTFE which is made for a new hydrophobic catalyst supporter is prepared by dissolving the reagent for hole.
本文叙述用溶出法制备作为疏水化催化剂担体的多孔大粒ptfe树脂。
Several technical problems in arc source design, including arc mode, arc polarity, ignition mechanism and arc confinement and macroparticle reduction were discussed.
讨论了真空电弧沉积中弧源设计的有关问题，如电弧运行模式、电弧极性、点火方式、电弧的约束方式以及宏观粒子抑制方式等。
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