Hauv kev lag luam yeeb nkab hlau seamless tam sim no, cov kev xav tau ntawm cov neeg siv khoom tab tom maj mam zuj zus, tshwj xeeb tshaj yog rau cov xaj nrog qhov tsawg kawg nkaus. Yuav ua li cas kom tau raws li cov kev xav tau ntawm cov neeg siv khoom no tau dhau los ua peb qhov tseem ceeb tshaj plaws. Thaum ntsib qhov xwm txheej no, peb nquag sib txuas lus nrog ma...
Thaum lub caij so tas lawm, peb tau rov qab ua haujlwm li qub. Ua tsaug rau koj txoj kev txhawb nqa thiab kev nkag siab thaum lub caij so. Tam sim no, peb tos ntsoov yuav txuas ntxiv muab cov kev pabcuam zoo thiab zoo rau koj. Thaum qhov xwm txheej ntawm kev ua lag luam hloov pauv, peb tau pom tias cov nqi ...
Lub sijhawm xa khoom ntawm cov kav hlau no uas tus neeg siv khoom xaj yog 20 hnub, uas luv dua rau 15 hnub rau tus neeg siv khoom. Hnub no, cov neeg tshuaj xyuas tau ua tiav qhov kev tshuaj xyuas thiab yuav raug xa tag kis. Cov kav hlau no yog API 5L / ASTM A106 ...