Thapo ea nylon e koahetsoeng ka thapo ea optical e loantšang litoeba tšireletso ea 2-48 ea mantlha e nang le lihlomo ...
1. Sebopeho sa thapo e nyane se entsoeng ka ho khetheha se ka fihlela litšobotsi tsa mechini tse kang ho otlolla le ho batalatsa thapo; 2. Thepa ea tube e hlephileng e na le khanyetso e ntle ea hydrolysis le matla a phahameng, 'me e sireletsa ka botlalo likhoele tsa optical ka har'a...
sheba lintlha tse qaqileng