Tare da haɓaka wayar da kan muhalli na al'umma gabaɗaya, "rufin kore" ya sami ƙarin kulawa.Daga mahangar fasaha, marufi koren yana nufin wanimarufi masu dacewa da muhalliwanda aka haɓaka daga tsire-tsire na halitta da ma'adanai masu alaƙa waɗanda ba su da lahani ga yanayin muhalli da lafiyar ɗan adam, masu dacewa don sake yin amfani da su, mai sauƙin lalata, da ci gaba mai dorewa.Dokokin Turai sun ayyana hanyoyi guda uku don marufi da kariyar muhalli:
——Rage abu daga sama na samarwa, ƙarancin marufi, mafi ƙarancin ƙarar, mafi kyau
——Don amfani na biyu, kamar kwalba, dole ne ya zama haske kuma ana iya amfani dashi sau da yawa
——Don samun damar ƙara ƙima, za a iya amfani da sake yin amfani da sharar don samar da sabbin kayan marufi ko zafin da ake samu ta hanyar ƙonawa za a iya amfani da shi don dumama, dumama, da sauransu.A halin yanzu, itace ya zama abu na yau da kullun kuma babban kayan marufi na halitta.Amma a cikin ƙasarmu, ƙayyadaddun ƙayyadaddun buƙatun itace suna ƙara bayyana tare da ci gaba da fadada masana'antun marufi.
Da farko dai, yankin dazuzzukan kasarmu ya kai kashi 3.9% na jimillar dukiyoyin duniya, yawan gandun dajin bai kai kashi 3% na yawan hannayen jarin duniya ba, sannan adadin dazuzzukan ya kai kashi 13.92%.120th da 121st, kuma yawan ɗaukar gandun daji yana matsayi na 142.kasata tana shigo da itace da kayanta da yawa duk shekara domin biyan bukatar kasuwa.Duk da haka, ba shine mafita na dogon lokaci ba don magance ƙarancin buƙatun ƙasata ta hanyar shigo da kayayyakin gandun daji.Na farko, har yanzu karfin tattalin arzikin kasar bai yi karfi ba, kuma yana da wahala a kashe dubun-dubatar kudaden waje wajen shigo da kayayyakin dazuzzuka a duk shekara.Na biyu, kasuwar katako ta duniya ba ta da tabbas kuma ta dogara da shigo da kaya.Hakan zai jefa kasarmu cikin wani yanayi mai matukar wahala.
Na biyu, saboda wasu nau’in bishiyar suna samun saukin kamuwa da cututtuka da kwari, ana iyakance su ta hanyar sarrafa yanayi da dabaru a matsayin kayan dakon kaya, kuma tsadar ciniki da shigo da kaya ya yi yawa.A watan Satumba na shekarar 1998, gwamnatin Amurka ta ba da dokar keɓe dabbobi da tsire-tsire na wucin gadi, tare da aiwatar da sabbin ka'idoji na bincike da keɓe kan dakunan katako da kayan kwanciya na kayayyakin Sin da ake fitarwa zuwa Amurka.An jadadda cewa kwalin katako na kayayyakin kasara da ake fitarwa zuwa Amurka dole ne ya kasance tare da takardar shaidar da hukumar kula da keɓe ta kasar Sin ta bayar, wanda ke tabbatar da cewa an yi amfani da marufin katakon maganin zafi, maganin fumigation ko kuma maganin lalata kafin shigar da shi. Amurka, in ba haka ba an hana shigo da kaya.Bayan haka, kasashe da yankuna irin su Kanada, Japan, Australia, Burtaniya da Tarayyar Turai sun bi sawu, wanda kusan ya karu da tsadar fumigation ko maganin kashe kwari na masana'antar fitarwa a cikin kasarmu.Na uku, babu shakka yawan sare itacen zai yi illa ga muhalli, sa’an nan kuma, dazuzzuka da saurin dazuzzukansa ba su kai ga biyan buqatar katako na kasuwa ba.Bari in ba ka misali: Alkaluman kididdiga sun nuna cewa, a duk shekara ana samar da matsakaitan riguna biliyan 1.2 a duk fadin kasar, kuma ana amfani da tan 240,000 na takarda wajen hada akwatuna, wanda ya yi daidai da sare itatuwa miliyan 1.68 da girman kwano.Idan ka lissafta adadin takardar da aka yi amfani da shi don tattara duk kayayyaki da bishiyar da za a sare, babu shakka abin mamaki ne.Sabili da haka, ya zama dole don haɓakawa da amfani da sauran kayan tattara kayan kore don maye gurbin kayan aikin katako da wuri-wuri.Bamboo babu shakka kayan zaɓi ne.Aikace-aikacen Bamobo a cikin kebul na Burtaniya babbar ƙasa ce ta bamboo, tare da 300 na tsiro na tsiro da kuma amfani da tarihin namo da amfani.Ba tare da la’akari da yawan albarkatun bamboo, yanki da tarin dazuzzukan bamboo, ko yadda ake samarwa da sarrafa kayayyakin dazuzzukan bamboo, kasar Sin ce ta zo na daya a cikin kasashe masu samar da bamboo a duniya, kuma ta yi suna a matsayin “sarautar bamboo a duniya. duniya".Idan aka kwatanta, bamboo yana da ƙimar yawan amfanin ƙasa fiye da bishiyoyi, ɗan gajeren lokacin zagayowar, yana da sauƙin siffa, yana da nau'ikan aikace-aikace, kuma yana da arha fiye da itace.Amfani da bamboo a matsayin kayan tattarawa ya wanzu a zamanin da, musamman a yankunan karkara.Tare da karuwar wayar da kan jama'a game da kare muhalli, marufi na bamboo sannu a hankali zai maye gurbin kayan aikin katako tsakanin birane da karkara da kasuwancin shigo da kayayyaki, yana kara taka muhimmiyar rawa.Ana amfani da bamboo don abinci da marufi na magunguna.Bamboo kanta yana da Properties na kashe kwayoyin cuta, kuma magungunan kashe qwari yana sa bamboo ya zama bamboo daga kwari da rubewa a lokacin girma, ba tare da amfani da wani maganin kashe qwari ba.Yin amfani da kayan bamboo don samar da kayan abinci ko teburkwantena marufiba wai kawai yana da damuwa game da samar da albarkatun kasa ba, amma kuma ba shi da gurɓatacce a cikin tsarin samarwa da amfani da kayan abinci na bamboo ko kwantena na abinci, wanda ke da kyau ga kare muhalli.A lokaci guda, kayan abinci na tebur ko kwantena na kayan abinci da aka yi da kayan bamboo har yanzu suna riƙe da ƙamshi na musamman na halitta, launi mai sauƙi da haɗuwa da rigidity da taushi na musamman ga bamboo.Hanyoyin aikace-aikacen sun haɗa da bututun bamboo na asali na asali (giya, shayi, da sauransu), kayan saƙa na bamboo (farantin 'ya'yan itace, akwatin 'ya'yan itace, akwatin magani), da dai sauransu. Ana amfani da bamboo don marufi na yau da kullun.Siffofin bamboo mara nauyi da sauƙin siffa suna ba shi damar cika aikin tattara kayan sa a kowane fanni na rayuwar yau da kullun.Ba wai kawai za a iya sake yin amfani da shi ba, har ma a cikin ƙirar marufi, bisa ga halaye daban-daban na kayan marufi, ana iya ƙawata shi da zane-zane, ƙonawa, zane-zane, saƙa, da dai sauransu, don inganta dandano na al'ada na marufi, kuma a lokaci guda yi marufi duka biyu masu kariya da kyan gani, da tattarawa.aiki.Hanyar aikace-aikacen ita ce saƙan bamboo (sheet, block, siliki), kamar kwalaye daban-daban, cages, kwandunan kayan lambu, tabarmi don ajiya da akwatunan kyaututtuka daban-daban.Ana amfani da bamboo don jigilar kaya.Tun a karshen shekarun 1970, lardin Sichuan na kasarmu ya "mayar da itace da bamboo" don shiryawa da jigilar manyan injina da dama.Haɓaka da haɓaka plywood na bamboo ya buɗe sabuwar hanyar kuzari don amfani da bamboo.Yana da halayen juriya na lalacewa, juriya na lalata, juriya na kwari, ƙarfin ƙarfi da ƙarfi mai kyau, kuma aikin sa ya fi sauran bangarori na tushen itace.Bamboo yana da nauyi a nauyi amma abin mamaki yana da wuyar rubutu.Bisa ga ma'auni, raguwar bamboo kadan ne, amma elasticity da taurin suna da yawa sosai, ƙarfin daɗaɗɗen hatsin ya kai 170MPa, kuma ƙarfin matsawa tare da hatsi ya kai 80MPa.Musamman m bamboo, da tensile ƙarfi tare da hatsi ya kai 280MPa, wanda kusan rabin na talakawa karfe.Duk da haka, idan an ƙididdige ƙarfin juzu'in ta hanyar adadin naúrar, ƙarfin ƙarfin bamboo ya ninka sau 2.5 na ƙarfe.Ba shi da wahala a gani daga wannan cewa ana amfani da plywood na bamboo don maye gurbin allunan katako a matsayin sufurikayan marufi.
Lokacin aikawa: Afrilu-06-2023
