facultative 中文意思是什麼

facultative 解釋
adj. 形容詞 1. 特許的,特準的。
2. 任意的,隨意的。
3. 能力上的,機能上的。
4. 【生物學】兼性的。
adv. 動詞 副詞 -ly
  1. All the photosynthetic bacteria possess the capability in addition to various facultative aerobes and obligate anaerobes.

    所有光合細菌加上各種兼性的好氧生物和絕對的厭氧生物具有這種能力。
  2. Effect of surface characteristics of carbon fiber on immobilization of facultative and anaerobic aerobes

    碳纖維表面特性對兼性及厭氧微生物固著的影響
  3. Facultative anaerobes, because of their indifference to the presence or absence of oxygen, exhibit growth throughout the medium

    對于兼性厭氧菌來說,因為他們對于有或沒有氧氣都沒有差別,因此在培養基中到處都有生長。
  4. Nitrate can be used by facultative organisms living under intermediate conditions referred to as anoxic.

    硝酸鹽能夠被生活在中等缺氧條件下稱為兼性生物體所利用。
  5. Environmental heterogeneity promote happen of structural variations. facultative apomixes preserve the variations

    這些結構變異也存在於居群內。
  6. The last questions in the examination were facultative

    最的那些考題答興不答可聽自便。
  7. Existence of positive periodic solution of multidelays facultative mutualism system

    互惠系統周期正解的存在性
  8. Facultative reinsurance business

    臨時再保險業務
  9. A facultative pathogen of some insect species commonly used as a biopesticide

    一些昆蟲的兼性病原物,常用作生物殺蟲劑。
  10. Analysis on affecting factors of domestic sewage degradation by facultative biochemical process

    生活污水兼性生化影響因素分析
  11. Existence and global attractivity of positive periodic solution in a kind of n dimensions nonautonomous lotka - volterra facultative mutualism with distributed delay

    互惠系統周期正解的存在性與全局吸引性
  12. The liverworts divides into three types in the nature reserve, obligate, commonly facultative and occasionally facultative types and the commonly facuhative type is dominant totaling 26 species and accounting for 60. 4 % of all the species in the reserve

    保護區內葉附生苔類植物可以分成3種類型:專性、兼性常見和兼性偶見,其中兼性常見類型種類佔有絕對優勢,共有26種,占其總種數的60 . 47 % 。
  13. Non - heading chinese cabbage ( brassica campestris l. ssp chinensis makino ), a specific vegetable in china, plays important role in ensuring annual vegetable supplication. it is a facultative long - day plants

    白菜是我國特有的一種蔬菜,在蔬菜的周年供應中起著重要的作用,是典型的低溫長日照二年生植物。
  14. ( 3 ) the value of p / 0 of c. praecox is 2847. 3 + 1125. 0, and the total value of oci is 3. with the above results, pollen germination rate and seed set rate, all shows that breeding system of c. praecox is facultative hybridization. the breeding system of c. nitens is similar to c. praecox, but it is higher in proportion of self - pollination than that of c. praecox

    ( 3 )蠟梅p / 0值為2847 . 3 1125 . 0 、 oci累計分值等於3 ,與不同處理的花粉萌發率和結實率的結果一樣,都顯示蠟梅繁育系統為兼性異交類型;亮葉蠟梅繁育系統同蠟梅相似,但亮葉蠟梅的自交比例相對較高
  15. Reinsurance has been more than 600 years old since 1370. during this long period, reinsurance has fallen into many different types such as facultative, obligatory and facultative - obligatory reinsurance on an arrangement basis and proportional and non - proportional reinsurance on a liability basis

    到今天,再保險己經走過了600多年的歷史,期間產生了按安排方式劃分的臨時再保險、合同再保險和預約再保險以及按責任分配形式劃分的比例再保險和非比例再保險。
  16. The utilization of c sources by a methanotrophic isolate from the soil was also detected. it was supposed that the facultative methanotrophs might be dominant for methane oxidation as methane released weakly in the greenhouse soil

    此外,還研究了從土壤中分離的甲烷氧化菌對碳源的利用情況,表明在甲烷釋放極少的設施栽培土壤中,兼性營養的甲烷氧化菌可能在甲烷氧化中占據主導地位。
  17. The method is phase shifting with four any steps in a facultative interval. and get the parameter in combining with grouping disposal

    這種方法採用步距任意的四步步進移相,並結合分組處理方式來求得所需參數。
  18. The optimal technical parameters for urban wastewater treatment through facultative bio - reaction are got from the large amounts of tests, which provide the design methods and operation parameters for such kind of wastewater treatment

    試驗獲得兼性生化的適宜工藝參數,為污水處理工程設計和運行提供了技術依據。
  19. Facultative describing an organism that can utilize certain conditions but is not dependent on them, e. g. an organism that can adopt an alternative mode of living

    兼性:指某些生物有機體可以利用某種條件但不依賴於它們的生活方式,舉例來說一種生物可以同時採用兩種生活方式。
  20. The facultative bio - reaction working as the first process in municipal wastewater treatment can decrease the burden of the latter ecological part with limited energy consumption, also can save lots of energy than conventional aerobic biological treatment

    兼性生化前處理既為后續零能耗生態處理單元減輕負荷,也使工藝能耗比好氧工藝大幅度下降。
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