Application of digital image processing in the mesh automatic detecting system;
数字图像处理在网纹自动检测系统中的应用
The XX engine aviation accurate castings due to enclosed slag, net, loose, sand hole, etc metallurgical defects, and the unqualified factor of composition and sizes, causing a qualified rate of some accurate castings not high, resulting in huge economy lose, and serious baffling accurate casting to normal produce and consign.
XX发动机航空精密铸件受夹渣、网纹、疏松、沙眼等冶金缺陷及成分、尺寸不合格因素困绕,使部分精铸件合格率不高,造成巨大经济损失,并严重阻碍精铸件的正常生产和交付。
Because there is net on the rind of the mature fruit, which is for eating, we call it "netted muskmelon".
网纹甜瓜(Cucumis melo L。
The advantages of anilox system were discussed.
分析了平版胶印机长墨路输墨装置存在结构复杂、压力不易调节等不足之处,探讨了网纹辊输墨装置的优越性,提出网纹辊输墨装置必将成功应用于平版胶印机的观点。
Based on these parameters, the structure of platform screen is analyzed and evaluation to select better process parameters of honing.
对气缸套平台珩磨网纹的评定提出了不同的方法 ,改为基于粗糙度轮廓支承长度率曲线、幅度分布曲线、轮廓高度三个方面的三组参数 ,在实现准确评价平台网纹结构的同时 ,对珩磨工艺参数的选择具有一定的指导意义。
Through the detecting on platform screen honing of inner surface of cylinder liner,the result shows that the parameters can describe personal characterization of surface topography,the practical pr.
对轮廓支承长度率曲线的应用方法提出了不同看法,通过比较相关标准和规范,设定了基于轮廓支承长度率曲线的量化指标体系,实现对零件的耐磨性能、润滑性能、使用寿命等表面特性的准确评价,并通过对气缸套内表面珩磨平台网纹的检测,表明该体系可实现表面个性化功能属性描述,具有一定的实用价值。
The acute toxicity and life cycle toxicity of heavy metals to Ceriodaphnia quadrangula was studied under renewed static conditions.
在静置换水条件下，研究了重金属对方形网纹的急性毒性和生活周期毒性。