在相同温度条件下，氮气保护处理试样的抗水化性能优于埋炭保护处理试样。
Comparatively, the hydration resistance of specimens after treatment in nitrogen atmosphere is superior.
用该富硅分子筛作为活性组分制备的烃类裂化催化剂，具有活性高、积炭量低和较强的抗重金属污染能力。
The hydrocarbon cracking catalysts prepared by the silica rich REHY as an active component possessed high cracking activity, low coke formation and high metal tolerance...
适当引入氮化硅，降低了铝炭砖的氧化失重率，提高了其抗脱磷剂侵蚀的能力及砖的抗氧化性能。
With well-suited amount of si 3n 4 added, the oxidation loss rate of aluminum-carbon bricks can be decreased, and their anti-oxidation ability and corrosion resistance improved.
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