A poor supply quality can degrade the quality of products, influence the work of many transportation and producing departments, so make a great deal of losses in economics.

供电质量不高将引起产品质量下降，甚至导致某些重要的运输生产部门工作上的损失，从而造成严重的经济和生活的影响。

youdao

The report focused on poor urban areas, where farms in or near cities supply relatively inexpensive food.

该报告关注的是贫穷的城市地区，在那里城内或靠近城市的农场提供相对廉价的食物。

youdao

Many countries do not have reliable testing systems because of staff shortages, lack of basic laboratory services, poor quality test kits or their irregular supply.

许多国家没有可靠的检验系统，原因是工作人员短缺、基本实验室服务缺失、检验工具包质量低劣，或者其供应不够稳定。

youdao

He began to receive urgent requests from poor countries where population growth was more than the food supply could feed.

VOA: special.2009.11.10

Inflation will do little for markets with poor supply and demand dynamics.

FORBES: QE2 And Commercial Real Estate: Rough Waters Ahead?

Stephen Briggs, metals strategist at BNP Paribas, believes that poor ore grades, namely from major mining companies, are at the top of the list for poor mine supply this year.

FORBES: Analysts Look For Decline In 2011 Global Copper-Mine Production

The Dakar Conference will just be another talking shop if governments are allowed to give lame excuses about shortcomings in girls education, run-down schools, inadequate teaching-learning aids, poor teacher supply, and funding.

BBC: You are in: Talking Point