adj. distortionless
无变形钢 Non-Shrinkage Steel ; Shrinkage Steel
无变形现象 distortion free
斜轴投影无变形线 [测] oblique rhumb line
无变形面 plane of no deformation
低应力无变形 LSND
动态控制低应力无变形 dynamically controlled low stress no-distortion ; DC-LSND
无变形线 [测] isoperimetric line
动态低应力无变形 dynamically controlled low stress non-deformation ; DC-LSND
无穷小形变 [数] infinitesimal deformation
无应力变形 stressless deformation
采用亚克力光学球罩，透光性好，无变形。
Optical ball with acrylic cover, good transparency, no deformation.
无变形，无脱胶，两端面切口整齐，表面平整光滑。
No distortion, no degumming, neatly cut at both ends of surface, smooth surface.
同时进一步提出了钢管的无变形剪切方法—双向切割法。
Meanwhile, a non deformable, double directional cutting method for shearing tube was pointed out.
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