1221 upper working face
Upper Corner of Mining Face
upper ridge (upper-level ridge)
upper trough (upper-level trough)
upper-air chart (upper-level charty)
water diversion from the upper Yangtze River in the south to the upper Yellow River in the north
face to face arrangement
face to face carpet loom
face-to-face address forms
face-to-face arrangement
Face-to-face bargaining
face-to-face bonded-pile carpet