Firstly, the thesis gives the main affecting factors of statistical data quality on the basis of the integration of literatures and the practical situation of China.
首先，在详细总结学者研究结果的基础上，结合我国的实际情况，确定了影响企业统计数据质量的非技术性因素。
Several factors affecting on contraction deformation of thick section injection moulding articles were investigated. Some practical proposals were given.
探讨了影响注射成型厚壁塑料制品收缩变形的一些因素，提出了对实际生产有指导作用的建议。
The main factors affecting the characteristic impedance of the data cables for responder are presented. The method to control quality is discussed considering the practical production.
介绍了影响应答器数据传输电缆特性阻抗的主要因素，并结合生产实践讨论了如何进行质量控制。
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