Nujiang low and hot river valley
a high regard for Confucian classics and a low regard for commentaries
high and low grade oil shale metallogenic mechanism
high and low frequency information
High and low flow years of runoff
high and low electromagnetic circle net
High and Low Electric Distribution
high and low dam combination
high and low corrugated structure
high and low contrast acuity
high and low angles of fire
high and low altitude jet stream
heavy hammer and low strike
harbour of big high and low water level difference
Groin and low abdominal wall
grillage shear wall with large grid size and low r
Glaze with low contents of Ti and Fe