troughed belt conveyor meaning in English

槽板带式输送器槽型轮送带
槽形皮带输送机

Specification for portable and mobile troughed belt conveyors
轻便式和移动式槽形皮带输送机规范
Troughed belt conveyors - specification
槽形皮带输送机.规范
Code of practice for safeguarding of the hazard points on troughed belt conveyors
槽形皮带传送装置危险点防护实用规程
Coal mine equipment . troughed belt conveyors for loose bulk materials . carrying idlers . specifications . characteristics . acceptance testing
采煤设备.散装产品槽形传送带输送机运载卷筒.规范.特性.验收检验
Coal mine equipment . troughed belt conveyors for loose bulk materials . pulley covers used underground and for above ground . specifications . characteristics . test methods . acceptance testing
采煤设备.松散集料用传输槽带.地面上和地下滑轮盖.规范.特性.试验方法.验收试验

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