缩紧
3.(physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber).
4.A cosmetic preparation that is applied to the face and allowed to dry before being removed, used especially for cleansing and tightening the skin.
5.Problem Tighten your lips and press them more firmly against the harp.
6.ZOLLER offers tool presetters as well as tool inspection and measuring machines equipped with vision technology and software in order to provide touch-free accurate measurements of cutting tools and heat-shrink tools.


