equivalent crack opening displacement

Open pit mining equipment

opening air insulation equipment

at-the-opening (opening only) order

Equipment Equipment

Opening-Closing-Opening Test

reform and opening-up; reform and opening to the outside world

Modify imported old equipment by domestic equipment

[endoscopic]biopsy channel opening

2008 Beijing Olympic Ceremony Opening

30 years after the Reform and Opening Up

30 years of Chinese Reform and Opening

30 Years of Reform and Opening

30 years of reform and opening-up

30 years since the introduction of reform and opening up

30 Years’ Reform and Opening

30 years’ reform and opening-up

30°tilted opening

3-D square opening cavity flow