Cov khoom lag luam ib txwm xav tau qee tus tav los txhawm rau txhim kho tus qauv, thiab peb nyiam tsim tib lub tuab ntawm cov tav raws li cov khoom lag luam. lub sijhawm no peb yuav tsum saib xyuas txog qhov tshwm sim ntawm cov khoom. Saib hauv qab daim duab uas tav tau txuas nrog sab npoo ntawm cov khoom, nws yuav ua rau shrinkage thiab cuam tshuam rau qhov zoo ntawm cov khoom lag luam. yog li nws xav txo qis cov khoom siv.
