1.
Study on the High Effective Household Biogas Digesters Anaerobic Fermentation System in the High-cold Region
寒地高效户用沼气罐发酵工艺的研究
2.
MSA methanometer
MSA 型沼气检定仪
3.
Biogas Purifying Technology in Large and Medium Scale Biogas-Projects;
大中型沼气工程的沼气净化技术研究
4.
after-damp n.[U]poisonous mixture of gases after the explosion of firedamp in a coal-mine
（煤矿沼气）爆炸后的毒气.
5.
from 280 million to 310 million years ago; warm climate; swampy land.
气候温暖，多沼泽地。
6.
Gases bubbled up from the mud.
气泡从泥沼中冒了上来。
7.
bubble up from the mud
(气体)从泥沼中冒上来
8.
Hirschback method
上部平巷排放沼气法
9.
Biogas furnace of family
GB/T3606-1983家用沼气灶
10.
detector ,firedamp (i.e., methane)
沼气（即甲烷）测定器
11.
methane carrier
甲烷运输船沼气运输船
12.
A miasma rose from the marsh.
沼泽地里冒出了瘴气.
13.
Must be some kind of methane buildup.
应该是沼气集聚起来了.
14.
Simulation Research on the Systme Combined Solar Energy with Biogas Boiler for Heating Biogas Plants;
太阳能联合沼气锅炉加热沼气池模拟研究
15.
Design of Joint Heating of Biogas Digester by Solar Energy and Biogas Fueled Boiler in Cold Area
寒区太阳能沼气锅炉联合增温沼气池的设计
16.
The Enlightenment of Germany Biogas Construction to Extension and Development of Zhoukou Biogas
德国沼气建设对周口沼气推广发展的启发
17.
liquefied petrolem gas high-pressure holder
液化石油气高压气罐
18.
Analysis on the Difference of Nutrition Contents between Different Anaerobic Fermentation Residue From Different Raw Materials
不同原料沼气池沼渣沼液中养分含量的差异分析