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06
Mar
Cov nqi ntawm cov yeeb nkab tooj liab tseem nyob ruaj khov, kev ua lag luam k...Tus nqi ntawm cov yeeb nkab tooj liab nyob ruaj khov, kev lag luam kev ua haujlwm yog nruab nrab
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05
Mar
Kev muab cov phaj tooj liab thiab cov hlua khi tau pib rov qab losKev xa khoom ntawm cov phaj tooj liab thiab strips tau pib rov qab los, thiab cov khoom siv dav hlau feem ntau yog rau cov kev xav tau nruj.
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04
Mar
Adani: Nws Mundra Copper Smelter Yuav Ntshuam Ntxiv Los Ntawm Peru, Chile thi...Adani: Nws Mundra tooj liab smelter yuav import mloog zoo los ntawm Peru, Chile thiab Australia
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27
Feb
Cov kav dej tooj liab ua raws li tus nqi tooj liab poob, tab sis qhov kev tho...Cov kav dej tooj liab ua raws li tus nqi tooj liab poob, tab sis qhov kev thov qis qis tseem tsis tau rov qab los
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27
Feb
Kev Taw Qhia Rau Kev Txhim Kho Ntsuab Ntsuab Thiab Hloov Kho Ntawm Cov Khoom ...Kev Siv Cov Lus Qhia rau Kev Txhim Kho Ntsuab Ntsuab thiab Kev Hloov Kho ntawm Cov Khoom Siv Copper-based Advanced Kev Lag Luam Chain
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26
Feb
Goldman Sachs: tooj liab thiab kub yuav yog cov neeg tau txais txiaj ntsig lo...Goldman Sachs: Tooj thiab kub yuav yog cov neeg tau txais txiaj ntsig loj tshaj plaws
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28
Dec
Mining Status Ntawm Copper Concentrates Los ntawm Lub TebchawsCopper ore beneficiation txheej txheem yog tsuas yog crushing - pob milling - kev faib - flotation - xaiv, thiab lwm yam. Rau tsis tshua muaj polym...
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20
Dec
Introduction To Copper HistoryCov hlaws tooj liab muaj hnub nyoog tshaj 10,000 xyoo tau raug khawb nyob rau sab qaum teb Iraq thiab suav tias yog tsim los ntawm ntuj tooj liab, ...
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07
Dec
Kev Ntsuam Xyuas Kev Kho Mob Gas Piping SystemsAustralian Standard AS 2896-1998 cov ntaub ntawv hauv xeev; Copper tubing siv nyob rau hauv kev kho mob gas piping systems yuav tsum tau "kos" seam...
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29
Nov
Tus nqi ntawm cov yeeb nkab tooj liab poob nrog qhov sib txawv hauv qab qhov ...Tus nqi ntawm cov yeeb nkab tooj liab poob nrog qhov kev xav tau sib txawv
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29
Nov
Tus nqi tooj liab tsis muaj zog txhawb kev yuav kev txaus siab nrog cov teebm...Tus nqi tooj liab tsis muaj zog txhawb kev yuav khoom nrog cov teebmeem sib xyaw. Copper pas nrig trading cheeb tsam yog kom meej meej sib txawv.
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29
Nov
Cov neeg muab khoom thiab cov neeg thov tau ceev faj ntau dua hauv kev ua lag...Cov khoom lag luam thiab cov neeg thov tau ceev faj ntau dua hauv kev ua lag luam, thiab cov phaj tooj liab thiab sawb kev lag luam yog qhov nruab ...
