Application of pid control system in a four location refrigerator - testing laboratory 控制的4工位冰箱性能测试试验室研制
2.
Accreditation of testing laboratories for safety and pollution prevention equipment used in offshore oil and gas operations 海上石油和天然气开发用安全和防污染设备测试试验室的认可
3.
Accreditation of testing laboratories for safety and pollution prevention equipment used in offshore oil and gas operations ; addenda 海上石油和天然气开发用安全和防污染设备测试试验室的认可.附录