Nyob rau hauv tus dej ntev ntawm tib neeg keeb kwm, chij yeej ib txwm ua lub luag haujlwm tseem ceeb, thiabsab nraum flagpolestau yog ib qho tseem ceeb ntawm cov neeg nqa khoom rau kev nthuav qhia cov chij. Keeb kwm ntawmsab nraum flagpolestuaj yeem taug qab mus rau kev vam meej thaum ub, thiab lawv cov kev hloov pauv thiab kev loj hlob muaj feem cuam tshuam nrog kev vam meej thiab kev hloov pauv ntawm tib neeg lub neej.
Qhov ntxov tshaj plawssab nraum flagpolestuaj yeem taug qab mus rau tim lyiv teb chaws thaum ub thiab Mesopotamia, qhov chaw uas lawv tau siv los kos cov ciam teb, kev tsim tub rog, lossis cov cim kev ntseeg. Ancient flagpoles feem ntau yog ua los ntawm ntoo los yog xyoob thiab dai kom zoo nkauj nrog cov cim chij los yog chij qauv rau saum.
Thaum lub sij hawm, tsim thiab siv ntawmsab nraum flagpolestau maj mam hloov. Nyob rau hauv medieval teb chaws Europe, siab flagpoles tau tsa rau ntawm castles thiab fortresses los qhia txog txoj cai ntawm lords thiab cov tswv ntawm castles. Cov chij no feem ntau yog ua los ntawm hlau lossis pob zeb los tiv thaiv kev sib tw ntawm kev ua tsov ua rog thiab kev tawm tsam.
Nrog rau txoj kev loj hlob ntawm navigation technology,sab nraum flagpoleskuj tau dav siv nyob rau hauv maritime teb. Thaum lub sij hawm 15th-xyoo pua Age of Discovery, European navigators tau teeb tsa tus chij ntauwd ntawm cov nkoj kom tuav lub teb chaws chij, chij nkoj, thiab teeb liab chij rau kev sib txuas lus thiab kev txheeb xyuas hauv hiav txwv.
Nyob rau lub sijhawm tam sim no, nrog kev nce qib ntawm kev lag luam thev naus laus zis, cov ntaub ntawv thiab cov qauv ntawm cov chij sab nraum zoov kuj tau hloov pauv. Kev siv cov khoom siv xws li steel thiab aluminium alloys tau ua kom cov flagpoles muaj zog thiab ruaj khov, thaum cov qauv tsim niaj hnub ua kom cov flagpoles nyob ruaj khov hauv cua thiab nag, ua cov khoom dai thiab cov cim rau ntau lub sijhawm.
Hnub no,sab nraum flagpolestsis tsuas yog pom nyob rau hauv tsoom fwv chaw ua hauj lwm, tuam txhab uas muag, thiab cov tsev kawm ntawv tab sis kuj pom muaj nyob rau hauv cov zej zog, lub tshav puam, thiab cov vaj tsev ntiav. Lawv nqa tib neeg kev txheeb xyuas thiab kev hwm rau lawv lub teb chaws, lub koom haum, lossis tus kheej tus kheej, thaum tseem ua tim khawv txog kev txhim kho thiab kev vam meej ntawm tib neeg kev vam meej.
Thovnug pebyog tias koj muaj lus nug txog peb cov khoom.
You also can contact us by email at ricj@cd-ricj.com
Post lub sij hawm: Feb-27-2024