服务模式华炎科技作为信息服务供应商为世界500强的企业客户提供软件开发、软件技术支持等一系列整体解决方案。
Business models As an IT service provider, Hua Yan provides software development, software technology support and a series of total solutions to fortune 500 clients.
介绍韩丽华教授治疗慢性心肌炎致快速性心律失常经验。
This article introduced professor Han Lihua's experience in the treatment of tachyarrhythmia of chronic myocarditis.
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