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Tumbata, muhimmin alama na tsire-tsire na tsirrai
1. Jan ƙarfe yana da ingantaccen sakamako akan chlorophyll kuma zai iya hana tsufa d ...Kara karantawa -
Abubuwan da aka gano - Babban aiki da amfani da zinc da hatsarori
Abubuwan da ke cikin zuw a cikin amfanin gona ne gaba ɗaya fewan sassa da mutum dubu ɗari zuwa 'yan fewan miliyan nauyi. Kodayake abun ciki kaɗan ne, sakamakon yana da girma. Misali, "ya" shruk seedlings "," seedling seedlings ", da" seed-zama "a cikin shinkafa ...Kara karantawa -
Taki na asali da sanin cewa kowane mutum aikin gona ya sani
(1) ilimin asali na takin mai sunadarai sunadarai takin: takin da aka yi ta hanyar sinadarai da / ko hanyoyin zahiri waɗanda ke ɗauke da abinci mai gina jiki ɗaya ko da yawa waɗanda ake buƙata don haɓakar amfanin gona. Hakanan ana kiranta takin mai magani na ciki, sun haɗa da takin nitrogen, takin mai magani, ciwon potassium ...Kara karantawa -
Yadda za a yi amfani da takin gargajiya da kuma anadar da takin gargajiya tare?
A cikin samar da aikin gona, m amfani da takin zamani yana taka muhimmiyar rawa da yawan amfanin gona, inganta ingancin ƙasa, da kare muhalli. Takin gargajiya da takin zamani sune manyan nau'ikan takin zamani, kowannensu na musamman da fa'idodi na musamman da rashin nasara ...Kara karantawa -
Yadda za a zabi low-aji Orexide ore
Ana amfani da gusar da zinc da zinc a cikin manyan filayen masana'antu daban-daban. Tare da ci gaba da bincike kan fasahar jijiyoyin-zinc na asali, buƙatun na samar da albarkatun na kafa na kafa na kafa na kafa na kafa. A cikin ingantaccen tsarin ma'adinai, da fa'idar ore-zinc ore ya zama da hadaddun, kuma yana kuma sanya ...Kara karantawa -
Asalin sarrafa ma'adinai da tarihin tsarin dosing
A karshen karni na 19, akwai wani malamin makarantar firamare mata na Amurka mai suna Kelly Abbasser. Mijinta mai gyara na injin ne a cikin nawa. Wata rana, mijinta ya fitar da wasu chalcopyrite. Ta so ta tsaftace jakar mai da kuma amfani da shi don wani dalili. Ta gano cewa Duri ...Kara karantawa -
Gyara hali na fitar da kasuwancin kasashen waje
A cikin hanyoyin samar da kasuwanci na kasashen waje, aiwatar da sunadarai ya fi rikitarwa fiye da sauran kaya saboda wasu haɗarinsu. Don fitowar masu sunadarai, yakamata a shirya takardu 15 kwanaki zuwa kwanaki 30 a gaba. Musamman ga masana'antun da suke fitarwa a karon farko kuma kar su fahimci Expor ...Kara karantawa -
Yadda za a zabi Nunawar Kasuwancin Haske
Zabi Nunin Kasuwancin Kasuwancin Kasashen waje na dama shine ɗayan mahimman dabarun don ƙirƙirar kasuwannin duniya da kuma samun sabbin abokan ciniki. Cinaddamar da kasuwanci mai nasara tana nuna halartar damar kasuwanci, amma za a iya yin amfani da damar kasuwanci, amma cika ba daidai ba zai iya bata lokaci da albarkatu. Da biyun ...Kara karantawa -
Samarwa da yanayin jan karfe sulfate (taƙaitaccen tattaunawa)
1. Halaye da Tsarin Tsarkakewa na Surfulate Anhydrous na sarefate: Bayyanar jiki shine fari ko kashe-fararen fata, amma insolable a cikin cikakken ethanol. Tana da babban kwanciyar hankali da kwanciyar hankali na Anadarai, ba sauki don bazu, kuma yana da wuya a amsa ...Kara karantawa -
Tarin wasu ilimi na asali akan kasuwancin ƙasashen waje a cikin masana'antar sunadarai 2
Waɗanne ne manyan rukunin abokan ciniki na kamfanonin fito na Sinawa na kayan sunadarai? Fitarwar kayan masarufi ne mai mahimmanci na tattalin arzikin kasar Sin. Babban kasuwannin fitarwa don kayan masarufi na China sune Asiya, Turai da Arewacin Amurka. Bukatar a cikin waɗannan ...Kara karantawa -
Tarin wasu ilimi na asali akan kasuwancin ƙasashen waje a cikin masana'antar sunadarai 1
Kasuwancin kasashen waje na kamfanoni yana nufin kasuwancin na kasa da kasa. Sakatun sun haɗa da samfuran da yawa daban-daban kamar kayayyaki masu yawa kamar kayayyaki daban-daban kamar kayayyaki daban-daban kamar motoci,Kara karantawa -
Gargajiya ta tagulla Feed ƙari: samarwa da aikace-aikace
Jan karfe na tagulla (Cuso4 · H2o) muhimmiyar abinci ce mai amfani da ke samar da kaji tare da dole tagar da ya wajaba. Kawakata tana da mahimmanci don HemogloBin Synthesis, ci gaban tsarin da ci gaba da aikin rigakafi a cikin dabbobi. Tsarin samarwa yana hana albarkatun kayan aiki Shiri: amfani ...Kara karantawa