【运输】由固定的过滤元件构成的重力过滤器【运输】带有稳定滤波器元素的重力滤器

center of gravity

artificial gravity spacecraft simulator

zero gravity

quantum gravity

TRUE specific gravity

cross-current classifier, gravity air separator, aspiration duct, inertial separator

gravity (gravitational force)

flushing purging gravity filters comprising loose filtering material