单词facultative
adj.: 【生】兼性的；特许的；任意的；能力上的
网络: 兼性菌；兼氧性生物；兼性寄生的
【生物学】兼性的
能力上的,机能上的
任意的,随意的
特许的,特准的
可选择的
授权的;容许的;任意的;
偶然的
Escherichia coli is a predominant species among facultative anaerobic bacteria of the gastrointestinal tract.
大肠杆菌是一种优势种兼性厌氧菌中的胃肠道。
Are the conflict rules facultative or mandatory for the judge and the person concerned?
冲突法对法官和当事人是任意性规范还是具有强制性的拘束力？
Based on the physiological and biochemical identification, elected cellulase activity higher facultative anaerobic Clostridium spp.
在对这批菌株进行生理生化鉴定的基础上，选出一株产纤维素酶活性较高、兼性厌氧梭状芽孢杆菌。
All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.
所有光合细菌加上各种兼性的好氧生物和绝对的厌氧生物具有这种能力。
The cells of screened strains were mostly Gram-negative, facultative anaerobic and short rod-shaped.
筛选出的反硝化细菌均为兼性厌氧的革兰氏阴性杆菌。
The paper was studied on the high cellulase activity, facultative anaerobic Bacillus spp.
本研究是为了筛选出产纤维素酶活性较高、而对氧气需求不高的兼性厌氧芽孢杆菌。
A facultative anaerobic bacillus strain Xg 01 is isolated from the dirt.
从污物中分离出一株兼性厌氧芽孢杆菌，它可产生大量的果胶酶。
Facultative apomixis of Woonyoungia septentrionalis was observed for the first time.
首次发现了焕镛木存在兼性无融合生殖方式；
Isolation and Characterization of a Facultative Anaerobic Aniline-Degrading Bacterium
兼性厌氧苯胺降解菌的分离鉴定及其特性
Study of the Facultative Bio-chemical Technology for the Reuse of Aquatic Wastewater
水产品保鲜废水回用的兼性生化工艺研究