Tsebiso ea Guanshan: Mofani oa Hao ea Tšepahalang oa li-boiler gaugeNa u hloka li-boiler gauge tsa boleng bo holimo bakeng sa litlhoko tsa hau tsa indasteri? U se ke ua sheba hole le Guanshan, moetsi ea ka sehloohong le morekisi oa mefuta e mengata ea li-gauge tsa boiler ho kopana le litlhoko tsa hau ...
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