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Intshayelelo ekhokelayo kunye neendlela zamaxabiso
Ilothe sisiqalelo sekhemikhali, isimboli sayo sekhemikhali yiPb(Latin Plumbum; ilothe, enenombolo ye-atom engama-82, yeyona nto inkulu engeyo-radioactive ngokobunzima be-atom. Umbala wokuqala welothe bubluish-mhlophe, kodwa emoyeni isurfac...Funda ngokugqithisileyo -
Iimveliso zenkampani kunye nezatifikethi zembeko
I-Shandong Helu Import and Export Trading Co., Ltd. igxile kuphando kunye nophuhliso, ukuveliswa kunye nokuthengiswa kwezinto zokukhusela i-radiation.Iimveliso zale nkampani zezi: ipleyiti ekhokelayo, ucango olukhokelayo, iglasi ekhokelayo, intambo yokukhokela, iingcingo ezikhokelayo, iimpahla zokukhokela njalo njalo.Iimveliso co...Funda ngokugqithisileyo -
Ipleyiti ekhokelayo yokumelana nemitha
Ipleyiti ekhokelayo yobungqina bemitha Nokuba lutshintsho lwexabiso, okanye imfuneko yokuphucula umgangatho wentsimbi ngokwawo, okanye ukujongana nomthamo ogqithisileyo, umgaqo wolawulo lwezingqusho zetsimbi uya kuthi chu kancinci kancinci.Kuqikelelwa ukuba intsingiselo yexabiso lilonke lemarike yasekhaya yeepleyiti ezishinyeneyo izinzile ...Funda ngokugqithisileyo -
Funda ngokubaluleka kweeglasi zelothe ezikhuselayo kunye nempahla yokukhusela
Iiglasi zokukhusela ziyinxalenye ebalulekileyo yezixhobo zokukhusela zomntu, ezinokuthi zihlulwe kwiiglasi eziqhelekileyo zokukhusela kunye neeglasi ezikhethekileyo zokukhusela ngokwemisebenzi yazo.Namhlanje siza kufunda malunga neeglasi zokukhusela okufuneka uyazi?1. Thatha isipili esine b...Funda ngokugqithisileyo -
Izitena ezikhokelayo, ii-ingots ezikhokelayo, iibhloko zokukhokela
Ibhloko yelothe ekwabizwa ngokuba sisitena esikhokelayo, inokwahlulwa ibe sisitena esikhonkxiweyo, ibhloko yesini esahlukileyo.Isicelo: Isetyenziswa ngokubanzi kwimveliso yeekhemikhali kunye nezixhobo zetsimbi.I-alloys yokukhokela isetyenziselwa iibheringi, uhlobo lwegolide kunye ne-solder.Ilothe yintsimbi ethambileyo nethambileyo ebuthathaka, ikwayinto enzima...Funda ngokugqithisileyo -
Intshayelelo ngepleyiti yokumelana nemitha
Iphepha elikhokelayo likwabizwa ngokuba yipleyiti yokhuselo lweradiation, ipleyiti yokhuseleko lweray, ukongeza kwipleyiti ekhokelayo ingasetyenziselwa ubhaqo kwimizi-mveliso, ukuthintela umhlwa kwi-asidi, ukugqunywa kwesandi, iibhetri, iimveliso zoshishino kunye neminye imiba yobunzima, amashishini ahlukeneyo aziwayo. njengoko...Funda ngokugqithisileyo