Liphetoho tsa morao-rao, tlhahlobo, tlhahlobo ea SWOT le liqholotso tsa 'maraka oa li-valve tsa bolo e arohaneng le libapali tse ka sehloohong - Lapar control valve, JDV control valve.
Kholo ea 'maraka oa li-valve tsa bolo e arotsoe ka lebaka la tlhokahalo e ntseng e eketseha ea sehlahisoa sena masimong le libakeng tse fapaneng tsa ts'ebeliso. Leha ho le joalo, ka lebaka la COVID -19, kholo ea 'maraka e theohile ka 2020. Phuputsong, likarolo tse koahetsoeng li arotsoe ke t...
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