长焰煤

摘要系统地阐述了义马矿区长焰煤的地质、煤炭储量、生产建设情况，煤质特征及其利用途径。为广大煤炭用户提供了有重要价值的技术资料和数据。

air jet loom

pulse jet type Argus-Schmidt

jet nozzle for dehydrating textile materials

air jet for air jet liquids on surfaces

refrigeration machine with steam-jet pump

jet-pipe distorsion, jet-nozzle distorsion, jet-propulsion plant

jet velocity

jet rice pearler