gas mmiri na a agụụ ụlọ bụ inye nrụgide ụkpụrụ, n'ibu nkwado, vibration damping, na kpọmkwem n'ọnọdu na akara nke components n'ime ụlọ, na-enye aka oru oma na a pụrụ ịdabere na ọrụ nke agụụ usoro dị iche iche ulo oru, sayensị na ngwa nyocha.
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