Ngaphansi kwezimo ezikhethekile, i-motor idinga imodeli ekhethekile etholakalayo, empeleni eyimodeli ethathwe kwesakhiwo, ikakhulukazi esekelwe ochungechungeni oluyisisekelo lokuklanywa kwesakhiwo semoto, ukuze injini ibe namandla okuvikela akhethekile (njengobufakazi bokuqhuma, amakhemikhali. anti-corrosion, ngaphandle ...
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