1.Objective To evaluate the clinical application and effect of cryodesiccation amniotic membrane transplantation combined with lamellar keratoplasty on Mooren s ulcer.
目冷冻干燥羊膜移植联合板角膜移植在蚕蚀性角膜溃疡中临床应用及效果。
2.Aimed at the problem of lamellar tearing in the welding of bakie, generating cause of lamellar tearing was analyzed from the product structure and welding procedure etc.
针对中间包焊接时生撕裂问题,从品结构、焊接工艺等方面分析撕裂原因,并制定相应工艺措施,避免撕裂生。
3.Because the distribution of molecular director was not affected by lamellar decorating after quench, chemical etching and SEM technique were used to reveal disclination and director patterns.