Is PTH and small via hole wall quality checked by cross-section and followed by a closed loop corrective action?

是否通过切片检验pth与小导通孔孔壁状况，并有相应的改善对策跟踪？

youdao

From the wall materials, design, construction measures several aspects, made of lightweight aggregate concrete block wall filled cracks in the wall quality control measures.

从墙体材料、设计方法、施工措施几个方面，提出轻集料混凝土砌块填充墙墙体的裂缝质量控制措施。

youdao

The company has successfully passed the certification of the ISO9001 Quality Management System by China Great Wall Quality Assurance Center in 1998, and won the self-support import & export right;

公司在1998年顺利通过了长城质量保证中心ISO9001质量体系认证，获得自营进出口权；

youdao

Polls by the New York Times and CBS News and the Wall Street Journal and NBC News show growing public concern that efforts to cover uninsured Americans could reduce the quality of health care for those who already are covered by health insurance.

VOA: standard.2009.07.31

The sandpaper has this sparkly quality that will give the wall some twinkle, especially at night.

WSJ: Why Dark Rooms Are a Bright Design Idea | Living Well by Rita Konig

With the stock market continuing to climb a wall of worry, focusing on high quality firms becomes ever more compelling.

FORBES: This Fund Manager Beats the S&P, Shuns Apple and Loves a Certain Metric

We wouldn't hang the shots on a gallery wall, but we were satisfied with their quality.

ENGADGET: Samsung Focus S review Mobile