At present, many studies aimed at Wuhan urban land only settled in land quality appraise, land classify, land use degree, land use structure evolvement and dynamic inspection, and so on.
目前针对武汉市城市土地的研究仅限于土地质量评价、土地分等定级、土地利用程度、土地利用结构演变及其动态监测层面。
The quality of welding is an important factor that influences steel structure project quality. Nondestructive inspection is an important method which guarantees welding seam quality.
焊接质量是影响钢结构工程质量的重要因素，对焊缝进行无损探伤检验是确保焊缝质量的重要手段。
The fire protection of steel structure was discussed. The design of coating and standards for the inspection and acceptance of coating application process and quality were developed.
讨论了钢架结构的防火，并且制定涂层的设计方案、施工工艺及质量验收标准等。
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