[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

30°tilted opening  30°斜开孔

3-D square opening cavity flow  三维方形开口流

accelerated the opening of the mainland market  加速开放国内市场

access opening  入口; 出入口; 人孔; 检修孔

acetylation opening reaction  乙酰化反应

additional bar around opening  洞口附加钢筋

adductor tendinous opening  收肌腱裂孔

Adhere to reforms and opening to the outside world  坚持改革开放

adit opening  平洞口; 连续铸造; 数据终端设备

admission opening  进口; 进入口进汽开度; 进入口

advanced opening  相关分析; 提前进气; 提前开启度