facultative
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adj.
特许的；兼性的；
英英释义
facultative[ 'fækəltətiv ]
adj.
of or relating to the mental faculties
able to exist under more than one set of conditions
"a facultative parasite can exist as a parasite or a saprophyte"
granting a privilege or permission or power to do or not do something
"a facultative enactment"
not compulsory
"facultative courses in the sciences"
双语例句
The last questions in the examination were facultative.
最後的那些考题答兴不答可听自便。
权威例句
Facultative bacterial symbionts in aphids confer resistance to parasitic waspsFacultative symbionts in aphids and the horizontal transfer of ecologically important traits.
Host Plant Specialization Governed by Facultative Symbiont
Dark septate endophytes: a review of facultative biotrophic root-colonizing fungi.
Alcaligenes eutrophus CH34 is a facultative chemolithotroph with plasmid-bound resistance to heavy metals.
Escalated aggressive behaviour and facultative parental care in the nest building gladiator frog, Hyla faber
In vitro susceptibilities of aerobic and facultative Gram-negative bacilli isolated from patients with intra-abdominal infections wo...
In vitro susceptibilities of aerobic and facultative Gram-negative bacilli isolated from patients with intra-abdominal infections in...
Host-based divergence in populations of the pea aphid: insights from nuclear markers and the prevalence of facultative symbionts.
Ecological Aspects of Amphibian Metamorphosis: Nonnormal distributions of competitive ability reflect selection for facultative meta...
1. 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。
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2. 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。
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3. Facultative apospory in tetraploid paspalum distichum l.
四倍体双穗雀稗兼性无孢子生殖的研究。
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4. 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。
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5. 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。
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6. 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。
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7. 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。
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8. There are two modes in the preceding process, which are facultative biochemical mode and biologic enhanced flocculation mode.
前处理单元在两个模式，即兼性生化模式与生物强化絮凝模式之间转换。
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9. The method is phase shifting with any four steps in a facultative interval, and in combination with grouping disposal the parameter is got.
这种方法采用步距任意的四步步进移相，并结合分组处理方式来求得所求参数。
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10. For example, a facultative anaerobe is an organism that can grow under anaerobic conditions but is also able to survive in aerobic conditions.
例如，兼性厌氧微生物就是既可以生长在厌氧条件下也可以在有氧条件下存活。
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11. Coliform group referred to aerobic or facultative anaerobic gram-negative budless bacillus which could ferment lactose and produce acids and CO2.
大肠菌群是指能发酵乳糖、产酸产气、需氧和兼性厌氧的革兰氏阴性无芽孢杆菌。
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12. On the basis of operation and research results, this paper provides a few methods and parameters for reference of similar facultative pond design.
在运行和研究结果基础上，本文提出了几种方法和参数，作为有关兼性塘设计使用。
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13. In this paper, we presented a kind of special vehicle routing problem(VRP) based on reality- vehicle routing problem with facultative demands(VRPFD).
本文基于现实的问题提出了一类特殊的车辆路线问题（VRP）—任意客户需求量的车辆路线问题（VRPFD）。
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14. The experiment and design of a paper-pulp wastewater treatment process by air floatation anaerobic pond and facultative pond are presented in this paper.
本文介绍了采用气浮池-厌氧塘-兼性塘工艺处理造纸废水的试验与设计。
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15. Anaerobic facultative can remove more than 80% of TNT and RDX in the wastage. Aquatic organism (water hyacinth) can degradate TNT and RDX in some extent.
其中厌氧兼氧能去除废水中80％以上的TNT和RDX，水生生物（水葫芦）对TNT及RDX也有一定的降解效果。
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16. A new, different from routine smearing slide-making method was found to observe the morphs of facultative or obligate anaerobic, and micro-aerobic bacteria.
发现了一种新的、不同于常规涂片法的观察微需氧细菌、兼性厌氧细菌或厌氧细菌形态的制片法。
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17. The high oxidation-reduction potential and lack of reduced conditions permits aerobes and facultative anaerobes to contribute to the decomposition processes.
高氧化还原电势和缺乏还原条件，使得好氧菌和兼性厌氧菌进行分解或腐化过程。
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18. Reinsurers do the same, as they use exclusion lists to remove "automatic capacity" (treaty) and enable it to judge and price each risk on its own (facultative).
再保险人亦是如此，使用除外责任来规避“自动承保能量”（合约），并根据每个风险的实际情况进行评估和定价（临分）。
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19. A practical operation of waste water in facultative oxygen-contact process according to the center of medical waste disposal in Pingxiang, Jiangxi Province was introduced.
介绍了江西萍乡医疗废物处置中心工程概况，采用兼氧-生物接触氧化工艺在处理该中心的生产废水。
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20. Based on the experiments, the appropriation and efficiency of the utilization of facultative bio-chemical technology for aquatic wastewater treatment and reuse are discussed.
在试验基础上，对利用激波传质兼性生化工艺处理水产品保鲜废水的可行性进行了系统的研究与论证。
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21. By "microbial oxygen consumption", the pathogenic aerobic and facultative bacteria decrease significantly, which prevents and treats diseases and promotes the microbial growth.
通过“生物夺氧”，使致病性需氧菌和兼氧菌大幅度下降，起到防治疾病和促生长的作用。
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22. The Sterilization effect of micro electrolysis process on anaerobic or facultative aerobe microbes in industrial circulating water system was studied under different conditions.
研究了微电解方法对工业循环水中厌氧或兼性厌氧细菌的杀灭作用，结果显示，杀菌率的大小与施加的电流密度和处理时间成正比。
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23. The communication suppressing zone is introduced to evaluate the jamming capability of the UAV and a new method is proposed to calculate it while the flight attitude is facultative.
以干扰有效压制区作为无人机通信干扰能力的评估指标，提出了一种计算无人机处于任意姿态时的地面干扰有效压制区的方法。
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24. A small facultative contact stabilization and soil infiltration system was employed for energy efficient and cost effective treatment of mixed wastewater from a rural community in Zhejiang.
采用兼氧接触氧化与土地渗滤联合处理工艺对农村混合污水进行了试验。
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25. Brucella SPP are the facultative intracellular pathogens with the ability to survive and multiply in phagocytes, and they can cause abortion of pregnant domestic animals and undulant fever in humans.
目的布鲁氏菌是兼性细胞内寄生菌，能够在吞噬细胞内长期存活并繁殖，引起家畜流产和人的波浪热。
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26. Brucella SPP are the facultative intracellular pathogens with the ability to survive and multiply in phagocytes, and they can cause abortion of pregnant domestic animals and undulant fever in humans.
目的布鲁氏菌是兼性细胞内寄生菌，能够在吞噬细胞内长期存活并繁殖，引起家畜流产和人的波浪热。
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27. facultative autotroph
兼性自养生物
-- 来源 -- 英汉 - 翻译参考[网络]
28. facultative apomixis
兼性无融合生殖
-- 来源 -- 英汉 - 翻译参考[网络]
29. facultative endorsement
任意背书
-- 来源 -- 英汉 - 翻译参考[网络]
30. facultative business
临分保
-- 来源 -- 英汉 - 翻译参考[网络]
31. facultative parthenogenesis
兼性孤雌生殖
-- 来源 -- 英汉 - 翻译参考[网络]
32. facultative variant
随机变量
-- 来源 -- 英汉 - 翻译参考[网络]
33. facultative photoheterotroph
兼性光能异养
-- 来源 -- 英汉 - 翻译参考[网络]
34. facultative bacteria
兼性细菌
-- 来源 -- 英汉 - 翻译参考[网络]
35. facultative saprophytism
兼性腐生
-- 来源 -- 英汉 - 翻译参考[网络]
36. facultative denitrification
兼性反硝化作用
-- 来源 -- 英汉 - 翻译参考[网络]
facultative
