khoom

Xov Xwm Kev Lag Luam

  • Cov khoom sib ntxiv tshiab rau cov yas ntxiv

    PVC ua lub tshuab hloov kho YMs - cov khoom lag luam yog cov tuam txhab yuav ua tiav qib siab polymer synthesis tshuab thiab tsinghua tsev kawm qib siab bai cheng chemical engineering laboratory ntawm nano technology, kev sib txuas ntawm kev tshawb nrhiav thiab kev loj hlob ntawm ib hom tshiab ntawm hloov PVC txheej txheem ...
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  • Lub hauv paus ntsiab lus thiab cov yam ntxwv ntawm cov tshuaj lom neeg ua pa

    Cov tshuaj tua tshuab ua kom lub cev Cov tshuaj lom neeg tshuab tseem tuaj yeem faib ua ob hom loj: tshuaj lom neeg ua tshuaj lom neeg thiab tshuaj lom neeg. Muaj ntau ntau hom tshuaj lom neeg ua kom cov tshuaj lom neeg, thaum lub cev sib xyaw tshuaj lom neeg ua rau muaj kev txwv. Cov tshuaj lom neeg ua ntej tshaj plaws (circa 1850) yog ...
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  • 2018 · Rigid PVC Tsawg Ua npuas ncauj Profile sablaj · Nanjing tau ua tiav zoo

    "Rigid PVC Low Foam Profile" "Rigid PVC Foamed Building Template" Lub rooj sib tham thib peb ntawm kev tsim qauv kev lag luam tau ua tiav hauv Nanjingjing Lub Kaum Hli 29, 2018, ob qho kev lag luam qauv ntawm "Rigid PVC Low-foamed Profiles" thiab "Rigid PVC Foamed Bu ...
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