Ukuvuza kwamafutha ekholomu yekholomu emine kuyinkinga evamile yokuvuza kwamafutha, uwoyela we-hydraulic ngokusebenzisa ikholomu phezulu naphansi kwebhande lokunyakaza, uma ikholomu inamafutha kanye nasethangini likawoyela, ingazange igcwale endaweni yokusebenza, into enjalo iyinto evamile. , ayidingi ukubhekana nayo. Uma i-hydraul ...
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