Working theory - air is measure and pushed into a plastic product.If the pressure drops it indicates a leek.

 
  • 工作原理:將經(jīng)過(guò)計量的空氣注入塑料制品中,如果氣壓下降,就說(shuō)明該產(chǎn)品有泄漏問(wèn)題。
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