常見例句雙語例句The lower blow-off pipe sucks away the sewage attached to the surface of the filter screen;下排污管吸走濾網(wǎng)面上附著的污物；ip.comThe internal structure of the utility model applies the principle of the suction effect to make the foul gas discharged from the outlet of the blow-off port through the main pipe.其內(nèi)部結(jié)構(gòu)運用空吸作用的原理，使污氣從排污口出口經(jīng)主管由支管排出。ip.comThe straight blow-off pipe has less blow-off resistance, the flushing area of the swirl nozzles and the fan nozzles is large, the water pressure is high, and the water consumption is less.直管排污管的排污阻力小，旋 流噴嘴、扇形噴嘴的沖洗面積大、水壓高、用水量小。ip.com 返回 blow-off pipe