Idan ana batun kiyayewa ko haɓaka tsarin sharar abin hawa, inganci da tattalin arziƙi suna tafiya tare.Shaye-shaye na kera motoci da mufflers suna taka muhimmiyar rawa a aikin gaba ɗaya abin hawa, ingancin sauti, da sarrafa hayaki.Koyaya, nemo sassa masu inganci a...
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