nozzle opening reinforcement  开孔接管补强

opening reinforcement calculation  开孔补强计算; 开孔补强

Opening Reinforcement Method  开孔补强方法

Opening-reinforcement  开孔补强

the structure with opening-reinforcement  容器开孔补强结构

Reinforcement for Opening  开孔补强

Reinforcement of large opening at tower bottom  塔底大开孔补强

at-the-opening (opening only) order  开盘指令

Opening-Closing-Opening Test  分合分试验

reform and opening-up; reform and opening to the outside world  改革开放

[endoscopic]biopsy channel opening  弯曲部

2008 Beijing Olympic Ceremony Opening  交流电流

30 years after the Reform and Opening Up  改革开放30年

30 years of Chinese Reform and Opening  中国锦屏地下实验室

30 Years of Reform and Opening  改革开放三十年; 改革开放30周年; 高氯酸铵

30 years of reform and opening-up  改革开放30年

30 years since the introduction of reform and opening up  红紫酸铵; 紫脲酸铵

30 Years’ Reform and Opening  改革开放30年

30 years’ reform and opening-up  改革开放30年