【运输】混凝土制成的产品, 粘泥, 石膏

producing SLIDE fasteners from plastics or substances in a plastic state

oil-producing country【油气】 工经

producing SMOKE rings

producing strain

bimetallic strip for producing fine movements

devices for producing compact unified coal charges outside the coke oven

technology of producing strengthened fracture-set plate

producing non-woven fabrics