Txheej txheem cej luam: Internet muaj ib tug nqi loj nyoog. Koom haum thiab tuam txhab uas muag tau cov ntaub ntawv uas xav tau kev nruam nruab nrab yog rau kev txiav txim siab-txiav txim siab. Qhov tseem ceeb ntawm cov ntaub ntawv visualization yog yuav txia cov ntaub ntawv nyuaj rau hauv kab kos, los, thiab lwm hom ntaub ntawv xws li…