Zvigadzirwa zvakawanda zvegirazi zvinoyevedza zvakafukunurwa kuMadokero Matunhu eChina yekare, kubvira makore angangosvika zviuru zviviri, uye zvigadzirwa zvekare zvegirazi pasi pano zvine makore 4,000.Maererano nevanochera matongo, bhodhoro regirazi ndiro rakachengetedzwa zvakanakisisa munyika yose, uye harina kuora nyore nyore.Chemist vanoti girazi ihanzvadzi mapatya ejecha, uye chero jecha riri panyika, girazi riri panyika.
Hazvina mhosva zvinogona kukanganisa bhodhoro regirazi, hazvirevi kuti bhodhoro regirazi harikundiki mune zvakasikwa.Kunyange zvazvo isingagoni kuparadzwa nemakemikari, inogona "kuparadzwa" mumuviri.Mhepo nemvura yemusikirwo ndivo vadzivisi vayo vakuru.
MuFort Bragg, California, United States, mune gungwa rine mavara.Paunopinda, unogona kuona kuti inoumbwa nemabhora asingaverengeki ane mavara.Aya pellets haasi matombo muzvisikwa, asi mabhodhoro egirazi anoraswa nevanhu.Mumakore ekuma1950, yaishandiswa sechirimwa chekurasa marara pamabhodhoro egirazi akaraswa, uyezve simbi yekurasa yakavharwa, ichisiya makumi ezviuru emabhodhoro egirazi akasiiwa, mushure memakore makumi matanhatu chete, akakwenenzverwa nemvura yemugungwa yePacific Ocean. yakatsetseka uye yakatenderera.
Mune mamwe makore 100 kana zvakadaro, girazi rine ruvara rwejecha beach richanyangarika, masayendisiti anoti.Nekuda kwekuti mvura yemugungwa nemhepo yemugungwa zvinokwesha pamusoro pegirazi, nekufamba kwenguva, girazi rinokweshwa riri muchimiro chezvidimbu, rozounzwa mugungwa nemvura yegungwa, uye pakupedzisira rinonyura pasi pegungwa.
Mhenderekedzo yegungwa inoyevedza inotiunzira kwete chete kunakidzwa kwekuona, asiwo inotungamira pakufunga nezve nzira yekudzoreredza zvigadzirwa zvegirazi.
Kuti tidzivirire tsvina yegirazi kubva pakusvibisa nharaunda, isu tinowanzo tora nzira dzekudzokorora.Kufanana nesimbi yakadzokororwa, girazi rinodzokororwa rinodzoserwa muchoto kuti rinyunguduswe zvakare.Sezvo girazi riri musanganiswa uye risina yakagadzika kunyunguduka, choto chinoiswa kune akasiyana tembiricha gradients, uye chikamu chimwe nechimwe chichanyungudutsa girazi remhando dzakasiyana uye kupatsanura.Panzira, tsvina isingadiwi inogonawo kubviswa nekuwedzera mamwe makemikari.
Kudzokororwa kwezvigadzirwa zvegirazi munyika yangu kwakatanga kunonoka, uye mwero wekushandisa ungangoita 13%, uchisaririra kumashure kwenyika dzakabudirira muEurope neUnited States.Maindasitiri akakodzera ari munyika dzataurwa pamusoro akura, uye tekinoroji yekudzokorodza uye zviyero zvakakodzera kutariswa uye kudzidza munyika yangu.
Nguva yekutumira: May-12-2022