Homeliness, Siv
Kua apparatus rau lub teb chaws qhov chaw
Txhua tswv ntawm lub suburban av yog heev zoo paub ntau npaum li cas cov teeb meem theem waterlogged av, tshwj xeeb tshaj yog yog hais tias tus lub teb chaws qhov chaw yog nyob rau hauv ib tug tsawg qhov chaw. Nyob rau hauv cov ntaub ntawv no, lub kua ntaus ntawv yog tsim nyog. Yuav ua li cas yog cov kev txaus ntshai fraught nrog tshaj noo noo nyob rau hauv lub suburban cheeb tsam?
Heev stagnation ntawm dej ua rau tus tuag ntawm cov nyom nyom, vaj paj thiab txiv hmab txiv ntoo ntoo, raws li rau lub qub kev loj hlob ntawm lub hauv paus system yuav tsum tau oxygen, uas nyob rau hauv ntub av yog suab tsis muaj. Rau vaj tse waterlogging ntawm av kuj hawv ua phem puas tsuaj ntawm lub hauv paus qauv, nws muaj txhawb mus rau lub manifestation ntawm lom dab xwm (pwm pwm, ntau yam kab mob) nyob rau hauv lub qab daus. Qhov no feem ntau ua rau ib tug tsis thermal zog vim yog lub deformation dab noj qhov chaw nyob rau hauv cov lug ntawm lub qhov rooj thiab qhov rai.
Yuav kom sai sai tshem tawm cov dej, uas yog tsim los ntawm dej nag thiab melting daus caij nplooj ntoo hlav, tus ntaus ntawv siv cov kua ib ncig ntawm lub tsev ces dag txoj kev. Rau kev tshem tawm ntawm cov dej hauv av, uas yog nyob rau ntawm ib tug tob ntawm txog li 1700 millimeters yog siv los ntawm sib sib zog nqus kua ntaus ntawv. Cov ob hom kua yuav tsum ua ke rau hauv ib lub cev thiab ua hauj lwm zoo nyob rau hauv ib tug ib complex. Ua ntej ua hauj lwm nyob rau hauv lub ntaus ntawv nws yog ib qho tseem ceeb kom muaj ib tug kua system ntawm av ntsuam thiab ntsuam infield tob ntawm hauv av dej. Technology pab kiag li lawm kua system assumes nws ob hom: qhib thiab kaw.
Qhov siab tshaj plaws kev nplij siab thiab durability nyob rau hauv lub lag luam yog kaw kua ntaus ntawv hom. Rau nws cov installation yuav tsum xub khawb ib trench, ntawm qhov tob ntawm uas yog los ntawm 700 mus rau 1500 hli thiab dav - tsis tsawg tshaj li 500 mm. Tom qab ntawm trenches txheej txheem xuab zeb los yog crushed pob zeb npaj 100 hli siab, thiab tsuas yog tom qab uas yog ua tso perforated kua kav uas feem ntau yog ua los ntawm tej hub. Ncaj qha nrog lawv pab ua tus sau thiab tshem tawm ntawm av rau ntws lub qhov dej.
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