Tianjin ndi mzinda wokhala ndi malo ochezeka komanso chikhalidwe cholemera, komanso ndi likulu laukadaulo waukadaulo wapamadzi. Pokhala ndi mitsinje ndi nyanja zam'madzi zophatikizika mosasunthika m'matawuni, Tianjin yakhala likulu lazatsopano komanso zabwino kwambiri zamabizinesi apanyanja. Chitsanzo cha luso limeneli ndi pampu ya pistoni ya m'madzi, yomwe ndi gawo lofunika kwambiri pa ntchito zosiyanasiyana zapanyanja. Mapampu a piston m'madzi amatenga gawo lofunikira pakugwira ntchito bwino kwa sh ...
Tianjin ndi mzinda womwe umadziwika ndi chikhalidwe chawo chochezeka komanso chololera ndipo ndi malo opangira mafuta ndi gasi. Kusakanikirana kwa mitsinje ndi nyanja, miyambo ndi zamakono zabala chikhalidwe chokongola, ndipo ndi malo abwino kwambiri opangira chitukuko ndi kugwiritsa ntchito matekinoloje apamwamba pamagetsi. Tekinoloje imodzi yomwe imagwira ntchito yofunika kwambiri pakugwiritsa ntchito mafuta ndi gasi ndi pampu yobwerezabwereza katatu. Ili pakatikati pa malo ogulitsa mafakitale a Tianjin, ...
