preset count 中文意思是什麼
preset count
解釋
預定計數-
This machine has many functions of photo - electricity auto tracking, deviation, magnetic powder brake and clutch to control tension, as well as auto, count and preset count etc
該機具有光電自動跟蹤、糾偏、磁粉制動器和離合器控制張力,自動計數和預置計數等功能。
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