•西门子ኃ。የተ。የግ。ማቁጥጥርስርዓት፣የበለጠየተረጋጋእናትክክለኛነትየውጤትምልክት፣ሻንጣማድረግ፣መለካት፣መሙላት፣ማተም፣መቁረጥ፣በአንድክዋኔተጠናቀቀ፡፡
•ለሳንባምችእናለኃይልመቆጣጠሪያየተለዩየወረዳሳጥኖችን፡፡ዝቅተኛጫጫታ,እናየበለጠየተረጋጋ;
•ለትክክለኝነትከሰርቮሞተርጋርፊልም——መሳብ፣እርጥበትንለመከላከልቀበቶንበመሸፈንመጎተት;
•ለደህንነትደንብበማንኛውምሁኔታየሚሰራየበርማንቂያእናማቆሚያማሽንይክፈቱ፡፡