Xov xwm thiab Society, Xwm
Northern Dvina dej: qhov chaw nyob thiab kev yam ntxwv
Hav dej North Dvina - yog lub tseem ceeb tshaj plaws waterway ntawm Lavxias teb sab North. Qhov uas nws originated, qhov twg nws ntws thiab dab tsi ntws mus rau hauv lub hiav txwv? Cov lus teb rau cov lus nug no yuav muaj nyob rau hauv no dawb daim ntawv.
General cov yam ntxwv ntawm tus dej sab qaum teb Dvina
Nrog ib tug ntev ntawm 744 kilometers, tus dej sau nws cov dej los ntawm ib tug lossis loj cheeb tsam, uas yog 357 000 square kilometers. Cai muab nws Arkhangelsk thiab Vologda cheeb tsam ntawm Russia. Thiab yog hais tias koj coj mus rau hauv tus account tus dej Sukhona thiab Vychegda, qhov ntev ntawm no waterway yuav mus txog 1800 kilometers!
Hav dej North Dvina yuav siv sij hawm nyob rau hauv nws txoj kev ntau lwm dej ntws, ntws thiab waterways. Hydrography suav tsuas hais txog ib puas ob-thiaj tributaries ntawm tus dej system. Hais tias yog, cov no yog cov kwj uas ntws ncaj qha mus rau hauv sab qaum teb Dvina. Ntawm lawv yog cov loj tshaj plaws tributaries yog: Vaga, Vychegda, Pinega thiab Yumizh.
Nyob rau ntawm ntug dej ntawm lub sab qaum teb Dvina River yog nyob xya Lavxias teb sab lub zos. Nws (cov kev taw qhia los ntawm qhov chaw mus rau lub qhov ncauj): Great Ustyug, Krasavino, Kotlas, Solvychegodsk, Novodvinsk, Arkhangelsk thiab Severodvinsk.
Tshwj xeeb tshaj yog dej tsoom fwv
Hav dej North Dvina txawv pa sab qaum teb hav dej dej tsoom fwv. Khoom noj khoom haus - feem ntau yaj daus, lub siab tshaj plaws tus nqi ndlwg cai nyob rau hauv lub Tsib Hlis thiab Lub rau hli ntuj (mus txog 15 000 m 3 / s).
Tus dej pib kom khov rau ntawm lub kawg ntawm lub kaum hli ntuj, thiab yog qhib ib ncig rau hauv nruab nrab ntawm lub Plaub Hlis. Yog li, sab qaum teb Dvina "nyob rau hauv cov dej khov" tseem yuav luag ib nrab ntawm ib xyoo. Nws yog ib nqi sau cia hais tias thaum lub sij hawm cov dej khov drift ntawm tus dej dhau mus yog feem ntau heev kom nquag plias. Heev feem ntau muaj tsheb khiav jams.
Lub etymology ntawm qhov chaw lub npe
Yog vim li cas Northern Dvina npe hu li ntawd? Nyob rau qhov no tus account tus neeg tshawb fawb thiab cov historians muaj ob peb txhais, tab sis tag nrho lawv rhaub cia rau kwv yees li tib yam. Qhov no gidrotoponim nws stands rau "dual kwj". Cov lus txhais no ua nyob rau hauv nws phau ntawv ob peb sau phau ntawv. Lub fact tias cov dej Severnaya Dvina dej yog tsim los ntawm lub merger ntawm ob tug lwm waterways, li ntawd, ib tug zoo xws li cov etymology yog heev zajlus kom thiab tsim nyog.
Nws yuav tsum tau muab sau tseg tias ib txhia soj ntsuam (nyob rau hauv particular Matveev) pom nyob rau hauv lub keeb kwm ntawm lub npe Baltic cov hauv paus hniav. Yog li ntawd, Matveyev ntseeg hais tias qhov chaw lub npe los ntawm lub Lithuanian lo lus "dvynai", uas txhais tau tias "ob."
Interestingly, lub sab qaum teb Dvina tso tawm kom pom nyob rau hauv ntau tej hauj lwm hauv cov ntawv nyeem thiab cov paj huam. Yog li ntawd, piv txwv li, ib zajlus nroog nyob rau hauv ib tug tshiab los ntawm Kir Bulychev yog nyob rau ntawm ib tug xav txog tej yam dej Goose, uas yog nws cov dej yog nyob rau hauv sab qaum teb Dvina.
Ntev txoj kev mus rau lub hiav txwv ...
Qhov twg yog qhov Northern Dvina dej? Teb yog yooj yim, Yog hais tias koj saib nyob rau ib ncauj lus kom ntxaws thaj daim ntawv qhia. Nws kom meej meej qhia tau hais tias lub hauv paus ntawm lub sab qaum teb Dvina River yog nyob qhov twg lub sab qab teb thiab hauj lwm ua ke ua ke Sukhona. Qhov no tshwm sim nyob rau hauv lub ancient Lavxias teb sab nroog ntawm Veliky Ustyug, nrhiav tau nyob rau hauv lub XII caug xyoo.
Tom ntej no, lub sab qaum teb Dvina dej nqa cov dej vim sab qaum teb, thiab tsis ntev yuav tau txais ib tug Vychegda dej. Qhov no tshwm sim nyob ze ntawm lub zos ntawm Kotlas. Nws yuav tsum tau muab sau tseg ib qho kev nthuav qhov tseeb: nyob rau hauv lub sij hawm ntawm lub merger Vychegda yog ib tug tag nrho-ntws dej dua rau qaum teb Dvina.
Ntxiv mus, peb waterway tseem nws txoj kev ntawm lub hiav txwv, maj mam hloov cov qaum teb hnub poob kev taw qhia nyob rau hauv sab qaum teb. Muaj ib tug heev kev deb, lub sab qaum teb Dvina dej tau txais cov dej ntawm cov loj dej - Pinega. Downstream yog twb pib coj zoo lawm nyob rau hauv nws lossis loj cheeb tsam ntawm peb dej delta.
Curious thiab cov keeb kwm fact tias yog qhov uas cov Northern Dvina dej yog piav nyob rau hauv kom meej nyob rau hauv lub thiaj li hu ua Ustyug chronicle. Nws hais tias "Sukhona thiab sab qab teb ntawm tus dej, uas tau merged, ua los ntawm nws tus kheej ib tug thib peb dej ...".
Lub estuary ntawm lub sab qaum teb Dvina
Lub hydrology ntawm lub estuary hu ua qhov chaw nyob qhov twg cov dej ntws mus rau hauv lub hiav txwv, hiav txwv, pas dej los yog lwm yam lub cev ntawm cov dej. Nyob rau hauv cov ntaub ntawv no, lub sab qaum teb Dvina dej ntws mus rau hauv lub dawb Hiav txwv, los yog yuav tsum tau ntau leej, nyob rau hauv lub Dvina Bay. Nyob rau hauv cov ntaub ntawv no qhov ncauj muaj rau hauv daim Delta loj loj, uas cheeb tsam yuav txuam nrog rau ib cheeb tsam ntawm Volgograd. Nws yog kwv yees li 900 square kilometers.
Lub raws ntawm lub sab qaum teb Dvina yog ib tug system ntawm me me ciav hoses, straits thiab Islands tuaj. Lub dav ntawm lub hav dej yog nce mus txog rau 18 kis lus mev.
Dvina Bay - ib tug loj bay dawb Hiav txwv, nyob rau hauv nws sab qab teb-sab hnub tuaj ib feem. Tob - tsis pub dhau 120 meters (txhais tau hais tias muaj nqis - txog nees nkaum meters). Nyob rau hauv Dvina Bay sau ntau tshaj ib tug teb dej ntws, xws li lub Northern Dvina. Nws yog ib nqi sau cia hais tias qhov no yog - lub warmest qhov chaw nyob rau hauv tag nrho cov North hiav txwv. Cov dej nyob rau hauv lub Bay ntawm Dvina lub caij ntuj sov sov li mus +10 ... + 12 degrees.
Shipping rau sab qaum teb Dvina
Shipping yog tau raws tag nrho ntev ntawm tus dej. Txawm li cas los, nws yog heev yooj yim nyob rau hauv lub nroog ntawm Arkhangelsk cheeb tsam. Piv txwv li, loj ships yuav tsis mus sib sib zog nqus mus rau hauv lub qhov ncauj. Raws li ib tug txoj cai, lawv yuav serviced nyob rau hauv chaw nres nkoj savings. Remarkably, cov kev npaj rau lub optimization ntawm navigation nyob rau hauv lub delta ntawm lub sab qaum teb Dvina tsim nyob rau hauv lub XIX xyoo pua, tab sis lawv tsis tau kom muab los siv. Qhov teeb meem no nyob rau hauv lub estuary yog nyuab los ntawm qhov tseeb hais tias tus dej thaum lub sij hawm "high dej" no yuav ua rau ib tug lossis loj npaum li cas ntawm cov xuab zeb thiab khib nyiab, tias tsuas yog complicates cov zaj uas lub ships.
Nws tseem yog muaj nqis mentioning uas tus dej tseem sau steamer "N. V. Gogol" - tus hlob ntawm cov neeg uas tseem nyob rau hauv lub lag luam nyob rau hauv lub teb chaws. Nws ua tau rov qab nyob rau hauv 1911.
Yog li ntawd koj paub txog cov yam ntxwv thiab qhov chaw ntawm ib qho tseem ceeb waterway ntawm Lavxias teb sab North - sab qaum teb Dvina River.
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