1)vacuum couch,真空伏辊2)suction couch with open chamber,敞开式真空伏辊3)suction couch with cellular gratings,缝隙式真空伏辊4)suction couch with cantilever arm,悬臂真空伏辊5)suction couch with cellular perforations,蜂巢式真空伏辊6)lump roll,(真空伏辊上方)小压辊
用法例句
Study result of this paper reveals that the main source of noise in papermaking plant is from vacuum couch.
真空伏辊产生的噪声是造纸车间的主要噪声源。
The key point of reducing noise of paper machine is to reduce aerodynamic noise of vacuum couch.
