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coal chemical industry
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coal chemical industry
Encyclopedia
工学
基本有机化工
释
coal chemical industry
煤化工
以煤为原料,采用化学转化法,使煤转化为气体、液体或固体,并进一步加工成各种化学品、燃料和其他产品的流程制造业。是基本有机化工的重要组成部分,也是最重要的煤炭清洁利用途径。
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maintenance dose
maintenance economy of aircraft equipment
maintenance engineering of aircraft materiel
maintenance equipment
maintenance facilities for concentrator equipment
maintenance factor
maintenance for long-life structures
maintenance for manufacturing systems
maintenance hangar
maintenance hook
maintenance level of aircraft
maintenance line
maintenance maintenance building
maintenance management of aircraft
maintenance management of aircraft materiel
maintenance management of aquatic plant
maintenance management of ground covers plants
maintenance of distribution equipment
maintenance of hydraulic metal structure
maintenance of hydraulic structures
maintenance of landfill after closure
maintenance of landscape appearance
maintenance of landscape facilities
maintenance of navigation structure
maintenance of relay protection in power system
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更新时间:2025/12/2 15:04:20