Mini LED封装技术有光学一致性的难题,优化印制电路板(PCB)板面墨色的色差ΔE容差范围成为改善光学一致性的基石。ΔE容差范围越小,光学一致性就越出色。目前,在行业中主要通过控制阻焊油墨的色差来调控ΔE容差范围。然而,油墨的调配、...Mini LED封装技术有光学一致性的难题,优化印制电路板(PCB)板面墨色的色差ΔE容差范围成为改善光学一致性的基石。ΔE容差范围越小,光学一致性就越出色。目前,在行业中主要通过控制阻焊油墨的色差来调控ΔE容差范围。然而,油墨的调配、印刷厚度的均匀性、烘烤温度的稳定性,以及不同油墨批次之间的差异,都可能影响PCB板面的色差。针对这一问题,提出一种次外层采用黑色半固化片(PP)作为叠层结构的方案,当外层线路图形经过蚀刻后,黑色PP显露出来,形成均匀的黑色底纹。结合实际生产过程中的控制要点,深入分析与论证,确保色差范围在0.25 NBS色差单位以内,从而实现了理想化的视觉效果。展开更多
Cerebral palsy is a common chronic disabling disease in children with special needs,and rehabilitation for cerebral palsy is characterized by a long period,multiple methods and limited efficacy.Due to the limited moto...Cerebral palsy is a common chronic disabling disease in children with special needs,and rehabilitation for cerebral palsy is characterized by a long period,multiple methods and limited efficacy.Due to the limited motor function of cerebral palsy patients,the quality of life of patients is reduced,and their ability to participate in society is reduced,so the improvement of patients’motor function has become an important goal of cerebral palsy rehabilitation.The motor function of cerebral palsy has become an important goal of cerebral palsy rehabilitation.Limb spasticity is one of the main clinical signs of cerebral palsy patients,and the more severe the limb spasticity is,the greater the impact on the patient's motor function,so improving limb spasticity in patients with cerebral palsy is particularly important.Acupuncture,as a Chinese medicine treatment method,has been widely used in the clinical treatment of cerebral palsy in China,and has shown certain efficacy.To promote the clinical application of acupuncture technique in cerebral palsy limb spasticity,this paper analyses and summarizes the relevant literature on acupuncture treatment of cerebral palsy limb spasticity summarizes the current status of the clinical application of acupuncture in cerebral palsy limb spasticity,and provides clinical references for the reasonable application of acupuncture in cerebral palsy limb spasticity.展开更多
基金supported by the Science and Technology Fund of Chengdu Medical College(CYZ18-29)the Sichuan Science and Technology Program(2022JDRC0127).
文摘Cerebral palsy is a common chronic disabling disease in children with special needs,and rehabilitation for cerebral palsy is characterized by a long period,multiple methods and limited efficacy.Due to the limited motor function of cerebral palsy patients,the quality of life of patients is reduced,and their ability to participate in society is reduced,so the improvement of patients’motor function has become an important goal of cerebral palsy rehabilitation.The motor function of cerebral palsy has become an important goal of cerebral palsy rehabilitation.Limb spasticity is one of the main clinical signs of cerebral palsy patients,and the more severe the limb spasticity is,the greater the impact on the patient's motor function,so improving limb spasticity in patients with cerebral palsy is particularly important.Acupuncture,as a Chinese medicine treatment method,has been widely used in the clinical treatment of cerebral palsy in China,and has shown certain efficacy.To promote the clinical application of acupuncture technique in cerebral palsy limb spasticity,this paper analyses and summarizes the relevant literature on acupuncture treatment of cerebral palsy limb spasticity summarizes the current status of the clinical application of acupuncture in cerebral palsy limb spasticity,and provides clinical references for the reasonable application of acupuncture in cerebral palsy limb spasticity.
