Ka la 14 Phato, morero oa kaho ea letamo la ho sesa la Shanxi Linfen Tongsheng Experimental Middle School, e seng e hohetse tlhokomelo ea batho ba chesehelang lipapali, e ea qetellong, 'me mabone a SCL LED a khethiloe ke sebaka seo le sona se fetisitse kamohelo ea ho qetela.Morero o shebane le ...
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