Xov xwm kev lag luam
-
Steel rally "nres"?Tuam Tshoj tau nqis nws cov "txheej".Yog nthwv dej ntawm cov khoom lag luam tus nqi nce mus rau lub chaw muag khoom?
Txij li 2021, nrog maj mam txhim kho ntawm kev hloov pauv thoob ntiaj teb, kev lag luam thoob ntiaj teb tau pib rov qab.Ntawm lawv, cov ntaub ntawv kev txhim kho ntawm Tuam Tshoj thiab Tebchaws Asmeskas, muaj lub zog muaj zog nyiaj txiag, muaj tshwj xeeb tshaj yog.Nyob rau hauv thawj lub quarter ntawm 2021, Tuam Tshoj GDP nce los ntawm 18.3% ...Nyeem ntxiv -
Qhov sib txawv ntawm ductile hlau manhole npog thiab zoo tib yam cam khwb cia hlau manhole npog
Zas cam khwb cia hlau manhole npog feem ntau yog ua los ntawm nodular cam khwb cia hlau.Qhov zoo tshaj ntawm cov manhole no npog cuam tshuam nrog cov teeb meem ntawm spheroidization.Cov txheej txheem siv txheej txheem rau cov khoom siv los tiv thaiv cov xim xeb.Ntawm chav kawm, cov nplaim dej ntawm rab hlau manhole npog tseem muaj tshuaj tsuag nrog cov ntsaum ...Nyeem ntxiv
