英语语法分析

The methane content of the biogas was similar and was 50% in the hydrolysis reactor and 70% in the methanogenesis reactor.

两种麦草产生的生物气中的甲烷含量大致相同，在水解反应器中后期为50%左右，在甲烷反应器中为70%左右。

Under the experimental conditions, the hydrogen concentration in the biogas reached 61% without methanogenesis in the gaseous product.

在实验条件下，生物气中氢气浓度可达61%，产物中无甲烷气生成。

This study was conducted to evaluate effects of normal and deodorized garlic oil on rumen fermentation, methanogenesis and microbiota in vitro.

本试验旨在通过体外培养法研究大蒜油和脱臭大蒜油对瘤胃发酵、甲烷生成和微生物区系的影响。