Thaum ob peb cov ntaub ntawv sib txawv dhau tib cov txheej txheem tsoo hauv tib cov khoom siv tsoo, cov khoom sib tsoo yog qhov sib zog ntawm ib qho vim yog kev sib nrig sib cuam tshuam ntawm ntau cov ntaub ntawv .
Tam sim no, tseem tshuav cov qauv divergent ntawm seb ntau cov ntaub ntawv cuam tshuam li cas rau kev sib xyaw ua ke thiab cov txheej txheem crushing ntawm ntau cov ntaub ntawv .
Ib qho saib yog tias thaum cov ntaub ntawv sib xyaw thiab zom, tsis muaj kev sib txawv ntawm txhua qhov sib xyaw ua ke ntawm cov khoom sib xyaw ua ke ntawm cov schumann qhov loj meter .
Lwm qhov kev pom yog tias muaj ntau yam khoom muaj kev sib nrig sib, tab sis muaj ob qhov kev sib nrig sib pom tag nrho ntawm cov txiaj ntsig .
Qee tus neeg ntseeg tias muaj ib qho kev sib raug zoo hauv kev tshuaj xyuas zoo hauv lawv, cov ntaub ntawv nyuaj muaj cov ntaub thaiv cov hmoov txhuas, yog li tiv thaiv lawv thiab maj mam txo lawv cov crushing sai; Hloov pauv, cov ntaub ntawv mos muaj "cov nyhuv tawv ntawm cov khoom siv nyuaj ntawm cov khoom siv nyuaj ntawm cov khoom siv nyuaj ntawm cov khoom siv nyuaj ntawm cov khoom siv nyuaj rau cov khoom muag Kev sib xyaw ntawm cov ntaub ntawv muag ua kom nrawm ntawm cov ntaub ntawv nyuaj. Cov nyhuv cov txiaj ntsig nyuaj, thaum cov nyhuv zoo tshaj qhov ntawm lawv tus kheej crushing
Qhov tseeb, thaum lub sij hawm ua kev sib tsoo lossis sib tsoo, cov ntaub ntawv ntawm cov ntaub ntawv sib xyaw ua ke tsis muaj kev sib xyaw ua ke los ua cov ntaub ntawv tsis yooj yim, thiab nyuaj rau cov ntaub ntawv tsis sib xws cais .}}}}}}}}}} peb xa mus rau cov khoom tshwm sim uas muaj qee cov ntaub ntawv yog tsoo ua ntej lwm cov khoom yog tsoo ua ke {}}
Muaj tsawg kawg yog ob qho laj thawj uas vim li cas qhov kev tshwm sim no tshwm sim .
1. Cov txheej txheem me me yog qhov ua rau muaj qhov sib tsoo ntawm cov khoom siv ntawm cov mos mos
{{02. Thaum ob qhov sib txawv sib cuam tshuam nrog rau ib qho kev sib tshuam ua ke los ua qhov nyuaj {2} 2 {1}
