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Wararka

Shiinaha oo cunaqabatayn culus saaray!

Sida laga soo xigtayGanacsiga Kuuriya, Maraykanka iyo Midowga Yurub waxay xoojinayaan ammaankooda dhaqaale iyagoo xakameynaya Shiinaha.Jawaabta, khubarada qaar ayaa sheegaya in Shiinaha laga yaabo inuu la dagaallamo curiyeyaasha dhulka naadir ah (REEs).

Sida aan wada ognahay, mid ka mid ah alaabta ceeriin ee ugu muhiimsan ee wax soo saarka chip waa dhul dhif ah.Dhulka naadirka ah ayaa si weyn loogu qaybiyaa macdanaha dhulka dushiisa, waxaana ugu wacan in ay adag tahay in la dhalaaliyo, la kala saaro oo la sifeeyo, habka loo maareeyo waxa kale oo ka dhasha wasakhowga deegaanka iyo dhibaatooyin kale, sidaa awgeed dalalka wax soo saara waa la xaddidaa, qiimaha yaraantuna waa mid aad u weyn.

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Waqtigan xaadirka ah, dhulalka naadir ah ayaa si weyn loogu isticmaalaa warshadaha casriga ah sida semiconductors, taleefannada casriga ah, baytariyada baabuurta korontada, lasers, iyo diyaaradaha dagaalka, sidaas darteedna waxaa loo yaqaan "fitamiinka warshadaha casriga ah".

Dhinaca kale, Shiinuhu wuxuu qani ku yahay kheyraadka dhulka naadirka ah.Marka loo eego USGS, Shiinuhu wuxuu xisaabiyaa 60% wadarta guud ee wax soo saarka REE ee 2021, waxaa ku xiga US (15.4%), Myanmar (9.3%) iyo Australia (7.9%).Sannadkaas, Maraykanku waa iibsadaha ugu weyn adduunka ee REEs.

Hubka REE ee Shiinaha ayaa bilaabay inuu dardargeliyo May 2019, markii dagaalka ganacsiga ee Mareykanka iyo Shiinaha uu gaaray meeshii ugu sareysay.Laba sano ka hor, waxay abuurtayShiinaha Naadirka Dhulka Kooxdaiyadoo la isku daray saddex shirkadood oo ay dawladdu leedahay iyo laba machad oo cilmi-baadhiseed oo dawladeed.Kooxda ayaa hadda ka badan 70% wax soo saarka dhulka naadirka ah ee Shiinaha.Shiinaha ayaa si isdaba joog ah uga dhawaajiyay suurtagalnimada kontaroolada dhoofinta dhulka naadir ah, iyo tallaabooyinka ka hortagga Mareykanka iyo Midowga Yurub ayaa ah kuwa aan ku filneyn.Sababtu waxa weeye curiyayaashani aad bay u naadir yihiin wax-soo-saarkooduna waxa uu dhaawici karaa deegaanka.

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Dhab ahaantii, dawladda Shiinaha ayaa xaddiday dhoofinta Japan intii lagu jiray murankii jasiiradaha Diaoyu ee 2010. Inkastoo Japan ay isku dayday inay kala duwanaato ilaha sahayda soo dejinta, ku tiirsanaanta walxaha dhifka ah ee dhulka la keeno ayaa weli ah 100%, iyada oo wax soo dejinta Shiinaha ay ka badan tahay 60. % ee curiyayaasha dhulka dhifka ah ee Japan.

Dhanka kale, tignoolajiyada naadirka ah ee sifaynta dhulka ee Shiinuhu uu sidoo kale ku hoggaamiyo adduunka.Markii hore, warbaahintu waxay tilmaantay in "aabaha dhulalka dhifka ah ee Shiinaha" Xu Guangxian ayaa kor u qaaday tignoolajiyada naadirka ah ee Shiinaha ee sifaynta dhulka heerka koowaad ee adduunka, waxayna qaadan doontaa ugu yaraan 8-15 sano in Maraykanku la qabsado tignoolajiyadayada. !

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Waxa ka sii daran waa tan Shiinahaxaddidaadyo naadir ah oo dhulka ahKaliya maaha kheyraad, laakiin sidoo kale waxaa ku jira tignoolajiyada naadirka ah ee Shiinaha ee nadiifinta dhulka iyo tignoolajiyada dhifka ah ee kala soocida dhulka oo gaari karta 99.999%.Kani waa door aad muhiim ugu ah aduunka oo dhan, waana dhibaato tignoolajiyada "qoorta" ee Maraykanka maanta.

Marka la soo koobo, dhulalka dhifka ah waxaa loo qaadan karaa inay yihiin kheyraad istaraatiiji ah oo waddan leeyahay.Markan, Shiinuhu waxa uu damacsan yahay in uu isticmaalo walxaha dhulka dhifka ah si uu uga hortago, kuwaas oo la odhan karo waxa ay si sax ah u garaaceen "toddoba inji" ee Maraykanka.


Waqtiga boostada: Mar-24-2023