thicknesser划线盘thicknessn.厚度；浓度；层Thickness Of external glue layer外胶层厚度thickness of corneal stromal bed角膜基质床厚度thickness of the protective layer保护层厚度Thickness Control of Gold Plating镀金层的厚度控制thickness of periodontal ligament牙周膜厚度thickness and corrosion allowance厚度和腐蚀裕度thickness in-terference fringes厚度干涉条纹Thickness of safe partition pillar安全隔层厚度Thickness of screen printing forme丝网印版厚度thickness extension vibration mode厚度伸缩振动模