分析了中国石油化工股份有限公司天津分公司精对苯二甲酸（PTA）装置先后采用的两批国产钯碳催化剂使用状况。
The operation condition of indigenous palladium-carbon catalyst was analyzed, two batches of the catalysts used in purified terephthalic acid(PTA) unit sequentially.
一种液相进样直接燃料电池的阳极催化剂层，其包含铂-钌黑或铂-钯黑 催化剂和在碳基载体上载有铂-钌或铂-钯的铂-钌或铂-钯载体催化剂。
An anode catalyst layer of a direct liquid feed fuel cell includes a Pt-Ru or Pt-Pd black catalyst; and a supported Pt-Ru or Pt-Pd catalyst having Pt-Ru or Pt-Pd supported on a carbon-based support.
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