Some high level but defined quality standards must be put in place.

某些高级但是确定的质量标准必须就位。

Took measures to ensure that submitted photographs met quality standards.

致力保证上传图片满足质量标准。

Improved road safety conditions, as quality standards are linked to safety norms.

提高道路安全水平，因质量标准已同安全规范挂钩。

This is to ensure students are attending schools that meet basic quality standards.

这样做是为了确保学生所就读的学生能满足最起码的质量标准。

Customers have the power to influence quality standards and should do so, the report says.

研究报告说，消费者有有能力和责任去改变质量评价标准。