(1) Zhou Qing carry arouses villagers expand the marsh gas that can improve household environment.

(2) Puxi mine field contains rich marsh gas, more than 70 times coal and gas outbursts have been taken place in the Puxi mine field since 1986.

(3) The marsh gas service car organically integrates a biogas dregs and liquid clearing car, a small excavator, a cargo carriage, a special carriage, a computer, a network system and the like.

(4) The invention relates to a marsh gas biological desulphurization device.

(5) Marsh gas has been supplied to the village instead of coal gas.

(6) The paper denotes that the marsh gas fermentation starting could be accelerated with increase gas volume(11.45%)by use large amount of residue liquid as inoculator instead of NH_4HCO_3.

(7) Use of new energies such as marsh gas is increasing in the rural areas.

(8) Perhaps when unhappy people die they release an effluvium of depression, like marsh gas.

(9) The purpose of this paper is to investigate the failure cause of a stainless steel pipe for carrying marsh gas.

(10) The citric acid plant is just one of 10 similar enterprises fueled by marsh gas.

(11) The invention can be widely used for purifying various organic waste water and preparing marsh gas.

(12) Marsh gas It is composed mainly of methane which is naturally decomposed from the residue of plants under the condition of air isolation, marsh gas is used mainly as fuel.