Cov kev sib tw ntawm raw khoom nqi volatility
Cov ntaub ntawv tseem ceeb ntawm PVC cable yeeb nkab muaj xws li polyvinyl chloride (PVC) resin, plasticizers, stabilizers, thiab lwm yam. Tus nqi ntawm cov khoom siv raw yog cuam tshuam los ntawm ntau yam, xws li cov nqi roj crude hloov pauv, kev hloov pauv kev lag luam thoob ntiaj teb, ib puag ncig txoj cai. kev hloov kho. Kev hloov pauv ntawm cov khoom siv raw khoom ncaj qha cuam tshuam rau cov nqi tsim khoom ntawm PVC cable raj, uas ua rau muaj kev kub ntxhov rau cov txiaj ntsig ntawm kev lag luam. Tshwj xeeb tshaj yog thaum cov khoom siv raw khoom nce siab, yog tias lub tuam txhab tsis tuaj yeem kho cov khoom lag luam hauv lub sijhawm, nws yuav ntsib teeb meem xws li cov saw hlau nruj thiab cov nqi ntau lawm.
Qhov thib ob, qhov tsim nyog ntawm kev ntxiv dag zog rau kev tswj cov saw hlau
Tau ntsib nrog kev sib tw ntawm cov khoom siv raw cov nqi hloov pauv, PVC cable yeeb nkab lag luam yuav tsum txhim kho lawv cov peev xwm tiv thaiv kev pheej hmoo los ntawm kev ntxiv dag zog rau kev tswj cov saw hlau. Kev tswj cov saw hlau zoo tuaj yeem tsis tsuas yog ua kom cov khoom ruaj khov ntawm cov khoom siv raw, txo cov nqi kev yuav khoom, tab sis kuj txhim kho kev ua haujlwm zoo thiab kev ua lag luam kev sib tw ntawm cov lag luam. Tshwj xeeb, ntxiv dag zog rau cov saw hlau
kev tswj xyuas tuaj yeem pab cov tuam txhab:
Kev saib xyuas ntawm cov nqi lag luam ntawm lub sijhawm: Los ntawm kev tsim kom muaj lub suab nrov kev lag luam saib xyuas lub sijhawm, tuav lub sijhawm hloov pauv ntawm cov nqi raw khoom, muab kev txhawb zog rau kev txiav txim siab ntawm kev lag luam.
Ua kom zoo tshaj plaws ntawm kev yuav khoom: raws li kev lag luam tus nqi hloov pauv, hloov kho cov phiaj xwm kev yuav khoom thiab ntim khoom, txais yuav cov khoom nruab nrab, kev koom tes ntev thiab lwm txoj hauv kev los txo cov nqi khoom.
