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寺门煤系
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石炭纪煤系
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simen coal measures
寺门煤系
下石炭统寺门组地层发育时期连续沉积形成的一套含有煤层并具有成因联系的沉积岩系。
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agricultural products support price policy
agricultural protection policy
agricultural public service platform
agricultural radio and television school
agricultural radio frequency identification
agricultural radioisotope tracer technique
agricultural region
agricultural regionalization
agricultural regional structure policy
agricultural remnant membrane
agricultural remote sensing
agricultural residues
agricultural resource and environment
Agricultural Resource and Environment Sciences
agricultural resource distribution
agricultural resources
agricultural resources environment
agricultural robot
agricultural rodent control
Agricultural Rodent Pests in Southwest China
agricultural scale operation
agricultural science and technology
agricultural science and technology achievements
agricultural science and technology extension organization
agricultural science and technology extension system
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