Ubukhulu besendlalelo sangempela segolide sokuthinta sithinta ikhwalithi yobucwebe bemfashini. color last time;

3) kolunye uhlobo lomkhiqizo, basebenzisa ubukhulu be-0.1um …

4) futhi iningi lomkhiqizo ophezulu, basebenzisa ubukhulu be-0.3-0.5um ukuthola ungqimba lwegolide lwangempela, kepha kubiza kakhulu.