Hlaws ntim clamshell tuaj yeem faib ua ob hom:
Muab ob npaug rau quav hlwv ntim thiab Tri-dold clamshell (nws kuj yog ib hom blister ntim)
Hais txog ob lub hlwv ntim ntim, nws muaj ob sab thiab tuaj yeem kaw nruj, kom cov khoom sab hauv yuav tsis yooj yim txav. Somedtimes peb yuav ua kom hangleumle lub qhov nyob rau saum toj ntawm clamsell ntim .gen
