The product is dispensed by pressing on the bottom of the bottle. By this a pressure is built-up in the liquid-filled intermediate volume.

 
  • 前句話(huà)是否課譯成按壓這瓶子的按鈕就能分發(fā)產(chǎn)品?第二句在這一種壓強下。。再充滿(mǎn)液體的中間容積?
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