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hopper weigher
料斗秤
承载装置呈罐状或斗状容器(简称料斗)的自动衡器。专门用于散状(如小颗粒、粉)或液态物料的称重。
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environmental protection for drilling operations
environmental protection industry survey communique
environmental protection information standards
environmental protection investment
environmental protection law and regulation system
environmental protection law of the armed forces
Environmental Protection Law of the Russian Federation
environmental protection laws and regulations
environmental protection map
environmental protection measures of water resources project and hydropower project
environmental protection of airport
environmental protection of Beijing‐Shanghai High Speed Railway
environmental protection of chemical industry
environmental protection of drinking water sources
environmental protection of fossil-fired power plant
environmental protection of highway
environmental protection of overhead transmission line
environmental protection of Qinghai-Tibet Railway from Golmud to Lhas
environmental protection of tailings pond
environmental protection of the international seabed
environmental protection packaging
environmental protection products
environmental protection product standards
environmental protection program
environmental protection technique
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