产气率
gas-produced
the gas yield
biogas generation rate
gas formation rates
gas production rate
production of biogas
gas yield
gas-producing rate
biogas ratio
biogas productivity
biogas yield rate
gas generation rate
gas yiled rate
biogas-generating efficiency
generating velocity
hydrocarbon generation
池容产气率
volumetric biogas production rate
木糖醇生产速率
xylitol volumetric productivity
容积产气率
volumetric gas production rates
油气产率
hydrocarbon production rate
oil-gas production rate