Cov yeeb nkab tshiab, cov khoom siv zoo, thiab tag nrho cov kev xav tau ntawm kev teeb tsa tau ntsib: vim li cas tseem tsis pom cov teeb liab?

Pls xyuas cov yeeb nkab parameter teeb tsa, txoj kev teeb tsa thiab kev txuas txuas.Paub meej tias qhov sib txuas sib txuas yog siv kom txaus, cov yeeb nkab yog cov kua dej, qhov sib txuas ntawm qhov sib txuas pom zoo nrog cov ntawv nyeem thiab cov transducers raug ntsia rau hauv txoj cai.