Txais tos rau peb lub vev xaib!
Xov xwm
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Yuav ua li cas hloov lub thermocouple hauv lub rhaub dej
Qhov nruab nrab lub neej ntawm lub rhaub dej yog 6 mus rau 13 xyoo. Cov khoom siv no xav tau kev saib xyuas. Cov dej kub suav txog li 20% ntawm lub tsev siv hluav taws xob, yog li nws yog ib qho tseem ceeb uas yuav tsum ua kom koj lub rhaub dej ua haujlwm kom zoo li sai tau. Yog tias koj dhia mus rau hauv da dej thiab dej tsis tau ...Nyeem ntxiv -
nickel xov
Tankii muaj ntau nickel raws li alloys uas yog siv nyob rau hauv RTD sensors, resistors, rheostats, voltage tswj relays, cua kub ntsiab, potentiometers, thiab lwm yam khoom. Engineers tsim ib puag ncig cov khoom tshwj xeeb rau txhua lub alloy. Cov no muaj xws li tsis kam, thermoelectric zog, siab tensile str ...Nyeem ntxiv -
Precious Metals ETF GLTR: Ob peb Cov Lus Nug JPMorgan (NYSEARCA: GLTR)
Cov nqi hlau zoo nkauj tau nruab nrab. Txawm hais tias tus nqi ntawm kub, nyiaj, platinum thiab palladium tau rov qab los ntawm qhov tsis ntev los no, lawv tsis tau nce. Kuv tau pib kuv txoj haujlwm hauv kev lag luam hlau muaj txiaj ntsig thaum xyoo 1980s, tsuas yog tom qab fiasco ntawm Nelson thiab Bunker hauv lawv txoj kev nrhiav nyiaj monopo ...Nyeem ntxiv -
Thermocouple yog dab tsi?
Taw qhia: Hauv cov txheej txheem tsim khoom, qhov kub thiab txias yog ib qho tseem ceeb uas yuav tsum tau ntsuas thiab tswj. Hauv kev ntsuas kub, thermocouples tau dav siv. Lawv muaj ntau yam zoo, xws li cov qauv yooj yim, siv tau yooj yim, kev ntsuas dav ...Nyeem ntxiv -
Kev Tshawb Fawb Txog Kev Siv Hluav Taws Xob: Hom Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob
Hauv plawv ntawm txhua qhov hluav taws xob qhov chaw tso cua sov yog lub cua sov. Txawm hais tias lub rhaub loj npaum li cas, tsis hais seb nws puas muaj cua sov, roj puv, lossis kiv cua yuam, qhov chaw sab hauv yog cov cua sov uas nws txoj hauj lwm yog hloov hluav taws xob mus rau hauv tshav kub. Qee zaum koj tuaj yeem pom cov khoom cua sov, ...Nyeem ntxiv -
Biden tshem tawm Trump cov nqi hlau rau EU
Qhov kev pom zoo tau ua tiav nyob rau lub sijhawm ntawm lub rooj sib tham ntawm Tebchaws Meskas thiab European Union cov phoojywg hauv Rome, thiab yuav khaws qee qhov kev tiv thaiv kev lag luam los them se rau cov koomhaum ua haujlwm hlau uas txhawb nqa Thawj Tswj Hwm Biden. WASHINGTON - Thawj Tswj Hwm Biden tshaj tawm rau hnub Saturday tias nws ...Nyeem ntxiv -
Lub Kaum Hli ISM kev lag luam kev lag luam poob qis tab sis zoo dua li qhov xav tau, thiab tus nqi kub tau nyob ntawm qhov siab txhua hnub
(Kitco Xov Xwm) Raws li tag nrho cov khoom lag luam Performance index ntawm Lub Tsev Haujlwm Saib Xyuas Kev Tswj Xyuas Kev Lag Luam tau poob rau lub Kaum Hlis, tab sis tau siab tshaj qhov xav tau, tus nqi kub tau nce siab txhua hnub. Lub hli tas los, ISM manufacturing Performance index yog 60.8%, uas yog siab tshaj qhov kev pom zoo ntawm kev ua lag luam ntawm 60.5%. Txawm li cas los xij, lub hli ...Nyeem ntxiv -
npib tsib xee hlau
Nyeem ntxiv -
Hlau-London Copper Lub Limtiam yuav poob vim Tuam Tshoj, Evergrande txhawj xeeb
Reuters, Lub Kaum Hli 1-London tus nqi tooj liab tau nce rau hnub Friday, tab sis yuav poob rau ib lub lim tiam raws li cov tub ua lag luam txo lawv txoj kev pheej hmoo ntawm kev txwv tsis pub muaj hluav taws xob ntau hauv Suav teb thiab cov nuj nqis yuav tshwm sim ntawm cov vaj tsev loj heev Tuam Tshoj Evergrande Group. Raws li ntawm 0735 GMT, peb lub hlis tooj liab ntawm London ...Nyeem ntxiv -
Cleveland-Cliffs ntawm Tebchaws Meskas yeej peb qhov kev yeej sib law liag hauv 9th Txhua Xyoo S&P Ntiaj Teb Platts Ntiaj Teb Hlau Khoom Plig
London, Lub Kaum Hli 14, 2021 / PRNewswire / - Cleveland-Cliffs Inc., cov neeg tsim khoom loj tshaj plaws nyob rau hauv North America thiab cov chaw muag khoom rau North American automotive kev lag luam yeej tau peb qhov khoom plig hauv Ntiaj Teb Hlau Khoom Plig, yeej Lub Tuam Txhab Hlau ntawm Lub Xyoo, Deal ntawm Lub Xyoo thiab CEO / Thawj Tswj Hwm ntawm Xyoo ...Nyeem ntxiv -
Tuam Tshoj scrambles los daws lub zog nyem thiab tame lub lag luam tawm-ntawm-tswj raw khoom
Thaum Lub Kaum Ib Hlis 27, 2019, ib tug txiv neej tau mus txog lub chaw tsim hluav taws xob hluav taws xob hauv Harbin, Heilongjiang, Suav. REUTERS / Jason Lee Beijing, Lub Cuaj Hli 24 (Reuters) - Tuam Tshoj cov khoom lag luam thiab cov chaw tsim khoom thaum kawg yuav muaj qee qhov kev pab cuam vim kev nthuav dav kev txwv fais fab cuam tshuam kev lag luam ope ...Nyeem ntxiv -
Txawm hais tias Evergrande muaj kev txhawj xeeb, Sika tseem muaj kev cia siab txog Tuam Tshoj txoj kev cia siab
Zurich (Reuters) - Tus Thawj Coj Thawj Coj Thomas Hasler tau hais rau hnub Thursday tias Sika tuaj yeem kov yeej tus nqi raw khoom thoob ntiaj teb thiab qhov tsis paub tseeb cuam tshuam nrog cov teeb meem nuj nqis ntawm tus tsim tawm Tuam Tshoj Evergrande txhawm rau ua tiav nws lub hom phiaj 2021. Tom qab xyoo tas los tus kabmob kis tau ua rau muaj kev poob qis hauv ...Nyeem ntxiv
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Judy
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