piedmont of the Qilian Mountains
the Eastern Qilian Mountains
the section of the effective impedance hole
the section of the normal pressure tower
the southern areas of the Qilian mountains
a column charged of the cross section of the conve
Anhui section of the Huaihe River
Anqing section of the Yangtze River
area of cross section of the main air flow
Baotou section of the Yellow River
Chongqing urban section of the Yangtze River
city sites of the Eastern Zhou
consolidating of the end section of the tunnel
Corbel bracket of the Eastern Han Dynasty
crack in the section of heat effect
cross section of the stream
cross section of the yarn
cross-section of the discharge end