amount of gas

amount of gas evolved

amount of gas leakage

curve of amount of baits

desorption amount of gas

gas generation amount

gas genernration amount

gushing out amount of gas

list of amount of projects

loss amount of gas

the amount of gas desorption

the amount of gas emission

the amount of gas emitting

the amount of gas evolution

the amount of gas evolution from the coating

the amount of gas production

co-genernation of gas-heat-electricity

comparision of quantity of electricity

control of gas of sedimentary fac ies