Nkhani Zamakampani
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Chiyambi cha valavu ya butterfly
Pakalipano, mavavu agulugufe amoto amagwiritsidwa ntchito kwambiri, monga ngalande zambiri ndi mapaipi amoto. Kawirikawiri, valavu ya butterfly yotereyi imayenera kukhala ndi ubwino wa dongosolo losavuta, kusindikiza kodalirika, kutsegula kowala komanso kukonza bwino. M'munsimu ndikuwonetsa mwachidule za fir...Werengani zambiri -
Kugwiritsiridwa ntchito ndi kugwiritsa ntchito chopopera moto pansi
1, Kugwiritsa Ntchito: Nthawi zambiri, ma hydrants amoto pansi adzakhazikitsidwa pamalo owoneka bwino pamwamba pa nthaka, kotero kuti ngati moto, ma hydrants amoto amapezeka nthawi yoyamba kuzimitsa moto. Pakachitika ngozi yadzidzidzi, muyenera kutsegula chitseko cha chowongolera moto ndi ...Werengani zambiri -
Ntchito ndi ubwino wa pansi pa nthaka fire hydrant
Ntchito ya poyatsira moto pansi pa nthaka Pakati pa malo operekera madzi apansi pa nthaka, chopozera moto chapansi panthaka ndi chimodzi mwa izo. Amagwiritsidwa ntchito makamaka popereka madzi kwa injini zozimitsa moto kapena zida zolumikizidwa mwachindunji ndi mipope yamadzi ndi mfuti zamadzi ndi kuzimitsa moto. Ndikofunikira ...Werengani zambiri -
Zomangamanga zachitetezo chamoto zanyumba zapamwamba kwambiri
Masiku ano, ku China kuli nyumba zapamwamba kwambiri. Masiku ano, nthaka ikasoŵa, nyumba zikukula molunjika. Makamaka kukhalapo kwa nyumba zapamwamba kwambiri, ntchito yoteteza motoyi imabweretsa zovuta zazikulu. Ngati moto wabuka pamalo okwera kwambiri ...Werengani zambiri