air-backed

基本解釋

A liquid pump is used for resetting the ball and pressing the air back to air tank at the same time.
通過一個(gè)液體泵實(shí)現(xiàn)球的復(fù)位，同時(shí)把推球氣體重新壓回氣罐。
For economic reasons, it is a common practice to recycle a portion of the exhaust air back into the same area.
由于經(jīng)濟(jì)上的原因，回收一部分排出的氣體進(jìn)入到相同區(qū)域是常見的情況。
Our main services are: air back to stoves, electrode bath heaters, box-type electric furnace, network with stoves, heaters and other vehicles.
本廠主要服務(wù)項(xiàng)目有：空氣回火爐、、電極鹽浴爐、箱式電爐、網(wǎng)帶爐、臺(tái)車爐等。
A cup--shaped rubber sucker is placed over the plug- hole and pressed down so that the rubber end is squashed flat; then it is released and springs back into its usual cup shape, drawing the air back with it.
把帽蓋形的橡皮吸頭放在堵塞的洞口上，往下壓，帶橡皮的那頭就會(huì)壓扁，然后松開，彈回到它平常的帽蓋形，空氣隨之抽回。
A cup--shaped rubber sucker is placed over the plug- hole and pressed down so that the rubber end is squashed flat; then it is released and springs back into its usual cup shape,drawing the air back with it.
把帽蓋形的橡皮吸頭放在堵塞的洞口上，往下壓，帶橡皮的那頭就會(huì)壓扁，然后松開，彈回到它平常的帽蓋形，空氣隨之抽回。