So the quality of product mainly decided by processing precision of parts and mechanical assembling accuracy.
因此，产品的质量如何，主要取决于零件的加工精度和机械的装配精度。
The paper mainly introduced the control method of standard structure springing for assembling prestress concrete t beam.
主要叙述了汾离高速公路采用预应力装配式混凝土T型梁标准结构的起拱度控制方法。
The paper mainly described the application of Pattern Recognition to inspect the assembling direction of piston.
介绍了应用数字图像处理与识别技术检测活塞装配的质量问题。
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