Thermal spraying technology is an important part of surface engineering science. It is a new technology of material aggrandizement and surface character changing.
热喷涂技术是表面工程学的重要组成部分，它是一种材料表面强化和表面改性的新技术。
The shell in Yulin Science and Technology Museum is a single-layer reticulated spherical shell, and the outer surface of spherical is unsymmetrical for the building openings and the shape.
榆林科技馆球壳为单层球面网壳，由于建筑门洞以及造型的要求，球壳外表面不对称，球壳的支座呈阶梯形布置。
The company is specialized in producing plastic surface corona processor manufacturers, is a research, development, production, sales and service in one of the science and technology enterprises.
本公司是专业生产塑料表面电晕处理机的厂家，是集科研、开发、生产、销售、服务于一体的科技型企业。
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