Project Director, Research Project "Study on defect system of Hf-doped lithium niobate crystals", Ministry of Human Resources and Social Security.

主持人社部留学回国人员择优资助项目“掺铪系列铌酸锂晶体中的缺陷系统研究”。

youdao

It also had no formal driver defect reporting system in place, where employees are required to visually inspect vehicles for defects.

BBC: Scotland business

"In my view, this is an opportunity to prove there is no defect in the justice system, " said fellow defense lawyer Sulaiman.

CNN: NATION ON TRIAL

Before setting off from Aberdeen, the report stated that the helicopter was serviceable, except for a "deferred defect", affecting part of its ice detection system.

BBC: Crash report urges safety checks