A na-ejikarị ya eme ihe na mpaghara mmepụta ihe dumMgbakọ ọkpụkpụ ígwè dị n'ime oghere ahụ kwụsiri ike na nke ziri ezi (rịba ama: akara static n'etiti nsọtụ mpụta nke ọkpụkpụ ígwè ahụ na-ejedebe mgbe a na-emechi mgbasa ozi viscosity dị ala na gas).
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