clean cutting formation
Member 4 of Quantou Formation -Yaojia Formation
Qingshankou Formation-Yaojia Formation
the 2nd Member of Shanxi Formation—the 8th Member of lower Shihezi Formation
Four Clean-ups Campaign
(4,5-二氮杂-9-亚芴基)碳60
如有人声称他─
four clean-ups movement
1st grade clean operating room
a clean and efficient government
a clean and honest administration
a new broom sweeps clean
Absolution Clean Technique
acid clean fracturing fluid
Acoustic Wave Ash Clean-out Device
Adopt clean technologies
advocating an honest and clean government