No, ib daim duab peb sab tsis tuaj yeem yog daim duab peb sab sib npaug . Puas yog daim duab peb sab sib npaug yog daim duab peb sab txoj cai piav qhia koj cov lus teb? Daim duab peb sab sib npaug tsis tuaj yeem yog daim duab peb sab yogQhov no ua rau kev nkag siab vim tias lub kaum sab xis ntsuas hauv ib daim duab peb sab, tsis yog daim duab peb sab sib npaug, sib npaug 180 degrees.
Blurring yog siv rau hauv ua ntej ua ntej, xws li tshem tawm cov ntsiab lus me me los ntawm ib daim duab ua ntej cov khoom rho tawm thiab txuas me me hauv kab lossis nkhaus . Yuav ua li cas hauv qab no los ntawm kev siv cov duab tsis pom?
Kev txhais lus Contour Maps. … Cov kab sib txuas sib ze qhia tau tias txoj kab nqes, vim tias qhov nce siab hloov sai hauv thaj chaw me me. Contour kab uas zoo li kov qhia txog qhov nce siab heev, zoo li lub pob tsuas lossis phab ntsa canyon .