Ụlọ - Ngwaahịa - 第 3 页
A na-eji valvụ ndị a na-achịkwa mmegharị ihe na-eme ihe ma gbochie ya n'akụkụ abụọ ahụ. Iji mee ka mgbada nke ibu na-achịkwa ma zere ibu ibu nke a na-ebufe valvụ ahụ ga-egbochi cavitation ọ bụla nke onye na-eme ihe. Ndị a valves dị mma mgbe ...
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