长周期间歇式细分脉冲
long periodic intermittent pulse
间歇式巴氏杀菌器
discontinuous pasteurizer
间歇式变向
intermittently reversing direction
间歇式沉淀池
fill and draw tank
intermittent type settling basin
间歇式抽油
intermittent oil extraction
间歇式低压挤水泥
intermittent low pressure cement squeeze