Xov xwm
-
Puas yog cua sov induction ua haujlwm rau kub?
Induction melting furnace yog ib qho khoom siv hlau melting uas siv ntau, uas ua kom cov khoom siv hlau kub mus txog qhov melting point los ntawm lub hauv paus ntsiab lus ntawm induction cua sov, ua tiav lub hom phiaj ntawm kev yaj thiab casting. Nws ua haujlwm rau kub, tab sis rau cov hlau muaj nqis, nws raug pom zoo heev rau peb ...Nyeem ntxiv -
Cov nqi kub thoob ntiaj teb yuav tawg cov ntaub ntawv keeb kwm hauv xyoo 2024
Nyob rau lub sijhawm tsis ntev los no, cov ntaub ntawv kev lag luam hauv Tebchaws Meskas, suav nrog kev ua haujlwm thiab kev nce nqi, tau poob qis. Yog tias kev nce nqi poob qis sai dua, nws yuav ua rau cov txheej txheem ntawm kev txo tus nqi paj laum sai dua. Tseem muaj qhov sib txawv ntawm kev cia siab ntawm kev ua lag luam thiab kev pib ntawm kev txo tus nqi paj laum, tab sis qhov tshwm sim ntawm ...Nyeem ntxiv -
Lub Koom Haum United Nations tshaj tawm daim ntawv qhia txog Xyoo 2024 Kev Lag Luam Thoob Ntiaj Teb thiab Kev Xav Tau
Thaum Lub Ib Hlis 4 lub sijhawm hauv zos, Lub Tsev Haujlwm Saib Xyuas Kev Lag Luam thiab Kev Sib Raug Zoo ntawm United Nations tau tshaj tawm United Nations "2024 World Economic Situation and Outlook". Daim ntawv tshaj tawm tshiab tshaj plaws ntawm United Nations kev lag luam kwv yees tias kev loj hlob ntawm kev lag luam thoob ntiaj teb yuav qeeb los ntawm 2.7% ...Nyeem ntxiv -
Tus nqi kub thoob ntiaj teb tau teeb tsa cov ntaub ntawv tshiab tshaj plaws xyoo no! Nws puas yuav txuas ntxiv nce rau xyoo tom ntej?
Hnub Friday no, lub khw muag khoom hauv Tebchaws Meskas tau kaw qis dua me ntsis, tab sis ua tsaug rau qhov rov qab los zoo thaum kawg ntawm xyoo 2023, tag nrho peb lub ntsiab lus tseem ceeb hauv Tebchaws Meskas tau nce rau lub lim tiam cuaj sib law liag. Dow Jones Industrial Average tau nce 0.81% lub lim tiam no, thiab Nasdaq tau nce 0.12%, ob qho tib si teeb tsa lub lim tiam ntev tshaj plaws ...Nyeem ntxiv -
Pawg Hlau Muaj Nqis Tau Ua tiav Qhov Kev Kawm Txuj Ci Siab Tshaj Plaws Xyoo 2023 hauv Yunnan Xeev
Tsis ntev los no, "2023 Yunnan Province Industrial Leading Talents Advanced Training Course" tau muaj nyob rau hauv Hangzhou, uas tau tuav los ntawm Yunnan Provincial Department of Human Resources and Social Security thiab tau tuav los ntawm Precious Metals Group. Thaum lub sijhawm qhib, Human Res...Nyeem ntxiv -
Kev siv ntau yam ntawm graphite
Graphite yog ib qho mineral uas muaj ntau yam khoom siv thiab tshuaj lom neeg, ua rau nws siv dav hauv ntau qhov chaw. Tsab xov xwm no yuav qhia txog ntau yam kev siv graphite. 1. Daim ntawv thov graphite hauv cov cwj mem Graphite yog siv ua cov khoom tseem ceeb ntawm cov hlau lead hauv cov cwj mem. Qhov mos mos thiab...Nyeem ntxiv -
Dao Fu Global: Kub tseem muaj zog txaus kom ncav cuag qhov siab tshaj plaws hauv keeb kwm xyoo 2024
Ib tug kws tshaj lij txog kev lag luam tau hais tias lub cim los ntawm Federal Reserve tias cov nqi paj laum yuav raug txo qis hauv xyoo 2024 tau tsim qee qhov kev txhawb nqa zoo rau kev lag luam kub, uas yuav ua rau cov nqi kub nce mus txog qhov siab tshaj plaws hauv xyoo tshiab. George Milling Stanley, Tus Thawj Coj Saib Xyuas Kev Lag Luam Kub ntawm Dow Jones ...Nyeem ntxiv -
Cov hom tshuab casting yog dab tsi?
1, Kev Taw Qhia Lub tshuab casting yog ib yam khoom siv rau kev tsim cov hlau castings hauv kev lag luam. Nws tuaj yeem txhaj cov hlau molten rau hauv pwm thiab tau txais cov duab casting xav tau los ntawm kev txias thiab cov txheej txheem solidification. Hauv cov txheej txheem kev txhim kho ntawm cov tshuab casting, sib txawv ...Nyeem ntxiv -
Kev lag luam hlau muaj nqis sib txawv
Lub lim tiam dhau los (Kaum Ib Hlis 20 txog 24), tus nqi ntawm cov hlau muaj nqis sib txawv, suav nrog cov nqi nyiaj thiab cov nqi platinum txuas ntxiv nce, thiab cov nqi palladium tau hloov pauv ntawm qib qis. Hauv cov ntaub ntawv kev lag luam, cov ntaub ntawv qhia txog kev yuav khoom ntawm cov thawj coj hauv Tebchaws Meskas (PMI) ...Nyeem ntxiv -
Txoj kev faib tawm rau cov khoom siv ua hniav nyiaj hniav kub
Nws muaj peev xwm muab faib ua: 1. Faib raws li kev ua haujlwm (1) Tshuab sib tsoo - cov khoom siv siv rau kev txhuam thiab txiav cov pob zeb diamond. (2) Tshuab txiav ntug - ib lub cuab yeej siv los txiav cov ntug ntawm cov pob zeb diamond. (3) Cuab yeej embedding - ib lub tshuab siv los ntxig pob zeb diamond thiab lwm yam pob zeb diamond xim ...Nyeem ntxiv -
Muaj cov khoom siv ua cov hniav nyiaj hniav kub dab tsi?
(1) Cov tshuab txhuam hniav: suav nrog ntau hom tshuab txhuam hniav sib tsoo thiab cov tshuab txhuam hniav electroplating. (2) Cov tshuab ntxuav (xws li sandblasting): nruab nrog lub tshuab ntxuav ultrasonic; Jet air flow scrubber, thiab lwm yam. (3) Cov tshuab ua kom qhuav: Muaj ob hom...Nyeem ntxiv -
Qhov txawv ntawm forging thiab casting?
Forging yog cov txheej txheem ntawm kev ua cov hlau tsis tshua muaj hlau (billets) rau hauv cov khoom ntxhib nrog qee yam duab thiab qhov loj me siv cov txheej txheem xws li yaj hlau, dov, lossis dov. Castings yog ib lo lus dav dav rau cov khoom ua haujlwm cam khwb cia siv cov pwm xuab zeb lossis lwm txoj kev; Nws yog cov khoom ua los ntawm ntau yam ...Nyeem ntxiv
