blowing current meaning in English

保险丝的熔断电流
保险丝熔断电流
熔断电流

Hull of this machine is designed in line with flow type of whirlwind dust catcher : to separate dust with large size granule firstly , then remove fine dust with filtering bag . the revolved nozzle will burst back - blow current from top to lower place periodically to force the bag to expand , shake off dust on the filtering bag which enhances service life of filtering bag and assuring dust removing effect
该机机壳按旋风除尘器流型设计，将大颗粒粉尘首先分离出来，细微粉尘由滤袋清除旋喷管周期性地向滤袋自上而下的喷出反吹气流，迫使滤袋膨胀振动抖落滤袋上的积尘，提高了滤袋寿命，保证除尘效果