the ratio of air and wastewater
rate of the air and fuel
Refrigeration quality flow rate of the high and low pressure system
stability of the high and steep slope
The air of the workplace
the ratio of air quantity and water volume
the ratio of air to fuel
the ratio of the circumference of the diameter
the ratio of the densities of the misfit dislocati
the ratio of the intermediate principal stress
the ratio of the organs to body
the ratio of the price and the quality
the ratio of the rate coefficient
the ratio of the triple-harmonic in first-harmonic
The Width of the Belt to Avoid the Active Fault
the width of the forbidden
the width of the lateral side
matching ratio of primary and secodary air