Lampposts: Kodi ndi chiyani anapanga?

Iwo kalekale wawaiwala masiku pamene kuyatsa mizati msewu anapereka ndi nyale ndi anayatsa mu lamplighters nthawi madzulo. Today mwambo uwu anasamukira ku zisudzo zosiyanasiyana. Iye anawonjezera kuti, zosiyanasiyana kuposa kugwiritsa ntchito. Modern msewu magetsi (nyali) ndi mkulu-mwatsatanetsatane chipangizo kupereka kuyatsa chokwanira kwa msewu ndi njira mu mdima.

Zimenezi mudzi ndi malo abwino, koma mpata azikongoletsa msewu uliwonse chingwe cha magetsi. Komanso, okonza ano malo kugwiritsa ntchito magetsi mosiyanasiyana osiyana ndi makulidwe kusintha m'munda ndi motsindika za m'dera usiku.

Ntchito yaikulu imene zinayang'ana okonza wa kuyatsa panja ndi kusankha zipangizo. Lampposts angathe kukhala zosiyanasiyana options. Komabe, aliyense zokha adzakhala ndi katundu osiyana. Zimenezi ziyenera nkhani chifukwa munyengo zosiyanasiyana akhoza ankati ndi zofunika payekha, kuphwanya tingayambe kugwa kwa kukonza.

The lampposts poyamba zinali za matabwa, chifukwa nkhaniyi Anthu ambiri anayala zomangamanga ndi mosavuta. Kuwonjezera popanda kwambiri kutalika deta nyumba - pa mosungiramo mafuta ndi burner ayenera kunali kovuta kupeza lamplighter. Komabe, nthawi yomweyo iwo sayenera kulowerera ndi m'kupita chikuku. The drawback waukulu wa nyumba izi ndi luso lawo otsika kupirira zotsatira zachilengedwe.

Pazaka makumi angapo, mitengo anapanga konkire kuyatsa. Kumene, pa nthawi mtundu wa zinthu zinasintha, zomwe ndithu amakhudza makhalidwe khalidwe. Komabe, zizindikiro kiyi asintha pang'ono, amene amalola kuti adzimvera deta ndi kulankhula za zinthu ambiri. Ndi cholimba ndi kugonjetsedwa ambiri zinthu zachilengedwe kanthu. Zamgululi zopangidwa izo ndi moyo wautali. The kuipa ndi kulemera ndiponso ndalama zambiri ndithu. Nyali zopangidwa zipilala simenti ndi porous, chotero kukhala phunziro kwa chikoka cha bowa ndi nkhungu.

Panopa, street kuyatsa imagwiridwa ntchito zimene zikuchitika masiku ano zonse ndi zipangizo. Chitsanzo chabwino cha manufacturability angakhale zotayidwa kapena zitsulo mizati. Kapangidwe zitsulo analandira kuwala kokwanira ndi amphamvu, ndipo ambiri Chofunika - otetezeka. Ngakhale kugwa kwa m'munsi konkire mu kugunda pa kulemera, amagwera pa hapless galimoto madalaivala, magetsi msewu ndi nyali ndi m'munsi zitsulo, titero, kupita mozungulira galimoto. Similar luso ali kupulumutsidwa ku imfa si munthu mmodzi, kuti yekha zikutsimikizira nchito zake mu Zikatero. Tikumbukenso kuti malinga ndi makhalidwe ena, mankhwala amenewa si otsika konkire.