1. Ka har'a limithara tse 50 ho tloha moo ho kenngoeng lenonyeletso, qoba masoba a shoeleng a lokelang ho chesetsoa.2. Ka mor'a hore motsoako oa insulated o kopane le pipeline, ha ho lumelloe ho phahamisa pipeline ka har'a limithara tse 5 tsa motsoako.Khatello e tlameha ho lekoa hammoho le pipeline.3. A...
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