Tuam txhab xov xwm
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Dab tsi yog Qhov Zoo Thiab Qhov Tsis Zoo Ntawm Hmoov Metallurgy?
2020/09/06Qhov zoo thiab qhov tsis zoo ntawm hmoov hlau metallurgy yog dab tsi?Qhov zoo ntawm cov hmoov metallurgy txheej txheem: 1. hmoov metallurgy yog tsim rau cov khoom ntawm cov khoom zoo tib yam thiab kom muaj nuj nqis, tshwj xeeb tshaj yog rau cov khoom uas muaj kev ua haujlwm siab ...
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Dab tsi yog Kev Siv Cov Hmoov Metallurgy?
2020/10/22Kev siv hmoov metallurgy yog dab tsi? Hmoov metallurgy siv: 1. Hmoov metallurgy yog siv los tsim thiab tshawb fawb ntawm cov khoom seem hauv kev lag luam tsheb, khoom tsim khoom, hlau kev lag luam, aerospace, tub rog kev lag luam ...