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- improvemen tmeasure 改进措施
- It has been a significant improvemen t in diagnosis and in turn treatment o f joint diseases when arthroscopic t echnique had been developed and conducted into this area. 关节镜技术的发展和应用,极大的提高了关节疾病的诊治水平,特别是对于传统治疗方法反应不佳的慢性关节炎提供了一种新的选择。
- Seal improvemen for oil pump 原油泵密封改造
- depth of improvemen 加固深度
