The coliform group referred to the aerobic or facultative anaerobic gram-negative budless bacillus.

大肠菌群是指需氧和兼性厌氧的革兰氏阴性无芽孢杆菌。

Facultative heterochromatin is the heterochromatin that may become transcriptionally active in specific cell development fates.

兼性异染色质是在特定细胞发育命运中可能具有转录活性的异染色质。

Facultative coverage is more suitable, as it is able to evaluate each risk on its own merits.

临分再保险更适用于电网风险，因为它可以根据实际情况对每个风险进行逐一评估。

This method is effective to the facultative anaerobic bacteria or aerobic bacteria with hydrogenase .

这种方法对于用氢化酶的兼性厌氧细菌或需氧细菌是有效的。

The strains could produce acid by using monosaccharide especially glucose. The former was facultative anaerobic.

该菌株可以利用单糖尤其是葡萄糖产酸，并可利用果糖产酸，兼性厌氧。