从原油到化学品的工艺流程,包括常减压蒸馏、催化裂化、加氢裂化等 技术分享 process流程工业 Template




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Try and sketch some of theseScript, Yacht, Cheeseburger, Pig, Yeti, Feather duster, Wanderer, Paradise, Mule, Tea party, view more ideas


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sketch #3260 sorry to over comment on your blog .haha. I 'm just flnpiipg through your posts after finding you through the KCWC. Recently I had this huge urge to learn to sketch with black ink pens. This cloud drawing is exactly the thing that I feel the need to put on paper. : )


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tomski从原油到化学品的工艺流程,包括常减压蒸馏、催化裂化、加氢裂化等 技术分享 process流程工业 coloring