单词 | trickle hydrodesulfurization |
释义 | trickle hydrodesulfurization [`trik·ǝl ¦hī·drō·dē´sǝl·fǝ·rǝ`zā·shǝn] CHEMICAL ENGINEERING A fixed-bed, petroleum refining process for desulfurization of middle distillates and gas oils; catalyst is cobalt molybdenum on alumina. |
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