Xov xwm
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TPEE yog cov lus teb rau kev hloov PFAS
Lub Koom Haum Tshuaj Lom Neeg European ("ECHA") tau tshaj tawm cov ntaub ntawv qhia txog kev txwv tsis pub siv li ntawm 10,000 yam tshuaj per- thiab polyfluoroalkyl ("PFAS"). PFAS siv rau hauv ntau yam lag luam thiab muaj nyob rau hauv ntau yam khoom siv. Daim ntawv thov txwv tsis pub siv lub hom phiaj yog txwv tsis pub tsim khoom, tso rau ntawm m...Nyeem ntxiv -
Kuv yuav paub li cas yog tias kuv cov hlau yog enameled?
Koj puas ua haujlwm DIY lossis kho ib lub khoom siv hluav taws xob thiab xav paub seb cov xov hlau uas koj siv puas yog hlau nplaum? Nws yog ib qho tseem ceeb kom paub seb cov xov hlau puas yog enameled vim nws tuaj yeem cuam tshuam rau kev ua haujlwm thiab kev nyab xeeb ntawm kev sib txuas hluav taws xob. Cov xov hlau enameled yog coated nrog ib txheej nyias nyias ntawm rwb thaiv tsev kom p...Nyeem ntxiv -
Lub Qingming Festival yog dab tsi?
Koj puas tau hnov dua txog Qingming (hais tias "ching-ming") Lub Caij Ua Koob Tsheej? Nws tseem hu ua Hnub Ntxuav Lub Ntxaib. Nws yog ib lub caij ua koob tsheej tshwj xeeb hauv Suav teb uas hwm cov poj koob yawm txwv hauv tsev neeg thiab tau ua kev zoo siab rau ntau tshaj 2,500 xyoo. Lub caij ua koob tsheej no tau ua kev zoo siab thaum lub lim tiam thawj zaug ntawm lub Plaub Hlis, raws li kev lig kev cai ...Nyeem ntxiv -
Cov hlau twg zoo tshaj plaws rau transformer windings?
Cov transformers yog ib qho tseem ceeb hauv cov tshuab hluav taws xob thiab siv los hloov lub zog hluav taws xob los ntawm ib lub voj voog mus rau lwm qhov los ntawm kev siv hluav taws xob electromagnetic induction. Kev ua haujlwm ntawm transformer thiab kev ua tau zoo nyob ntawm ntau yam, suav nrog kev xaiv cov xov hlau winding. Lub hom phiaj ntawm cov khoom siv no ...Nyeem ntxiv -
Yuav ua li cas yog tias cov khoom puas tsuaj los ntawm kev thauj mus los?
Kev ntim khoom los ntawm Tianjin Ruiyuan muaj zog heev thiab ruaj khov. Cov neeg siv khoom uas tau xaj peb cov khoom xav txog peb cov ntsiab lus ntim khoom zoo heev. Txawm li cas los xij, txawm tias lub ntim khoom muaj zog npaum li cas los xij, tseem muaj peev xwm tias lub pob khoom yuav ntsib kev tuav tsis zoo thiab tsis saib xyuas thaum thauj mus los thiab tuaj yeem ...Nyeem ntxiv -
Pob Txheem thiab Pob Khoom Kho
Thaum qhov kev txiav txim tiav lawm, txhua tus neeg siv khoom xav tias yuav tau txais cov hlau kom zoo thiab ruaj ntseg, kev ntim khoom yog qhov tseem ceeb heev los tiv thaiv cov hlau. Txawm li cas los xij qee zaum qee yam tsis tau kwv yees yuav tshwm sim thiab qhov ntawd yuav tsoo pob khoom zoo li daim duab. Tsis muaj leej twg xav tau qhov ntawd tab sis raws li koj paub tsis muaj leej twg log...Nyeem ntxiv -
Lub hom phiaj ntawm kev txheej enamel rau ntawm cov hlau tooj liab yog dab tsi?
Cov xov tooj liab yog ib qho ntawm cov khoom siv hluav taws xob uas siv ntau tshaj plaws hauv kev xa hluav taws xob thiab cov khoom siv hluav taws xob. Txawm li cas los xij, cov xov tooj liab yuav raug cuam tshuam los ntawm kev xeb thiab oxidation hauv qee qhov chaw, txo lawv cov khoom siv hluav taws xob thiab lub neej ua haujlwm. Yuav kom daws tau qhov teeb meem no, tib neeg...Nyeem ntxiv -
Qhov Kev Txhim Kho Zoo Tshaj Plaws: 4NOCC Silver Wire rau Cov Neeg Hais Lus Zoo Tshaj Plaws
Thaum nws los txog rau kev ua kom tau lub suab zoo tshaj plaws los ntawm koj cov neeg hais lus siab kawg, txhua yam me me tseem ceeb. Txij li cov ntaub ntawv siv mus rau kev tsim thiab kev tsim kho, txhua yam khoom ua lub luag haujlwm tseem ceeb hauv kev xa cov kev paub mloog zoo tiag tiag. Ib qho tseem ceeb uas feem ntau tsis quav ntsej tab sis ca ...Nyeem ntxiv -
Lub hom phiaj ntawm litz wire yog dab tsi?
Litz hlau, luv rau Litz hlau, yog ib txoj hlua uas muaj cov xov hlau enameled insulated braided lossis braided ua ke. Cov qauv tshwj xeeb no muab cov txiaj ntsig tshwj xeeb rau kev siv hauv cov khoom siv hluav taws xob thiab cov kab ke zaus siab. Cov kev siv tseem ceeb ntawm Litz hlau suav nrog kev txo cov teebmeem ntawm daim tawv nqaij, ...Nyeem ntxiv -
Kev Sib Tham Hauv Video - tso cai rau peb tham nrog cov neeg siv khoom kom ze dua
Cov npoj yaig tseem ceeb ua haujlwm ntawm Lub Chaw Haujlwm Txawv Tebchaws ntawm Tianjin Ruiyuan tau muaj kev sib tham video nrog tus neeg siv khoom European thaum thov rau lub Ob Hlis 21, 2024. James, Tus Thawj Coj Haujlwm ntawm Lub Chaw Haujlwm Txawv Tebchaws, thiab Rebecca, Tus Pabcuam rau lub chaw haujlwm tau koom nrog hauv lub rooj sib tham no. Txawm hais tias muaj ...Nyeem ntxiv -
Xyoo Tshiab Suav 2024 - Xyoo ntawm Zaj
Xyoo Tshiab Suav 2024 yog hnub Saturday, Lub Ob Hlis 10, tsis muaj hnub teem tseg rau Xyoo Tshiab Suav Raws li daim ntawv qhia hnub Lunar, Lub Caij Nplooj Ntoos Hlav yog rau lub Ib Hlis 1st thiab kav mus txog rau hnub 15 (lub hli puv). Tsis zoo li hnub so sab hnub poob xws li Thanksgiving lossis Christmas, thaum koj sim xam nws nrog t ...Nyeem ntxiv -
Hlau FIW yog dab tsi?
Cov hlau uas muaj rwb thaiv tsev tag nrho (FIW) yog ib hom hlau uas muaj ntau txheej rwb thaiv tsev kom tiv thaiv kev raug hluav taws xob lossis luv luv. Nws feem ntau siv rau kev tsim cov hloov pauv uas xav tau hluav taws xob siab thiab FIW siab muaj qee qhov zoo dua li cov hlau peb txheej rwb thaiv tsev (TIW), xws li tus nqi qis dua...Nyeem ntxiv
