碳源
- carbon source
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研究了低溶解氧下序批式反应器(SBR)的短程硝化特征和控制条件以及碳源浓度、投加方式对同步脱氮效率的影响。
Study was made on the characteristics and control condition of short-cut nitrification in SBR at low DO , and the effect of carbon source concentration and dosing mode on efficiency of simultaneous denitrification .
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最终产率可达到4.063g/100mL,碳源转化率为54.17%,发酵时间可缩短至54h。
The final productivity of xanthan gum was 4 . 063 g / 100mL , the transformation of carbon source was 54 . 17 % and the time of fermentation could t , e shortened to 54 hours .
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对上游碳源征税是对碳排放定价的一种简单可行方法,尽管一些国家可能希望使用其他方法,比如排放权交易机制。
A tax on upstream carbon sources is one easy way to put a price on carbone missions , although some countries may wish to use other methods , such as emissions trading schemes .
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加入碳源有利于渗滤液COD的降解,但加入无机氮源使COD的去除率降低。
Carbon source has positive effect on leachate degradation , while nitrogen source negative .
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研究了金福菇的形态特征和影响其生长发育的主要因素,比较了不同温度、pH、湿度、碳源、氰源、石灰、麸皮和稻草等条件下菌丝生长和原基发生的情况。
The morphological characteristics of Tricholoma giganteum and major factor affecting its mycelial growth and primordium formation were studied in this paper .
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高浓度IBA和BA及山梨醇作碳源时易产生玻璃化苗。
Sorbitol and higher concentrations of BA and IBA caused vitrified shoots .
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并考察了不同碳源、氧、温度、pH值等理化因素对菌株降解染料的影响。
And this paper also studied the effects of different carbon sources , oxygen , temperature , pH on the decoloring characterization of superior strains .
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利用CO2为碳源培养螺旋藻,碳源利用率在任何稳定的pH值下都是100%。
When CO 2 is used as carbon source , carbon conversion ratio is always 100 % as long as the pH value keep steady .
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在无氧条件下,芳香胺降解受阻。环境条件试验表明,在相当广的pH值、温度、光强和碳源营养水平条件下,该系统仍有较高的降解效果。
The system still possessed efficiency on degradation of dye in a considerable range of pH value , temperature , light intensity and nutrient level of carbon source .
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P3,该菌能够以对硝基苯酚为唯一碳源和氮源进行生长。
P3 can grow with p-nitrophenol as the sole carbon and nitrogen source .
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该菌产生絮凝剂的适宜培养条件为:乙醇为碳源,大豆粉为氮源,初始pH值为6.5~7.2、温度为30℃。
The optimum culture conditions : alcohol is the optimum carbon source , soybean powder is the optimum nitrogen source , initial pH 6.5 ~ 7.2 , 30 ℃ .
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以羽毛粉发酵培养基为基础,首先采用单因子试验研究底物浓度、初始pH、接种量、外加碳源、外加氮源对WHK4产酶活力的影响。
The effects of feather meal concentration , initial pH , inoculum size , the additional carbon source and nitrogen sources on protease activity were studied by single-factor test .
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利用甲醇、H2+CO2或乙酸盐作为碳源和能源,从池塘的沉积物取样,经过反复的富集和分离,得到了甲烷八叠球菌的纯培养物。
Samples from pond sediments were inoculated to obtain the pure culture of Methanosarcina sp. by repeated enriching and isolating . Growth was fasted on H_2 + CO_2 or methanol .
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在USB反应器中接种活性污泥,以葡萄糖为碳源在40天内培养出良好的反硝化颗粒污泥。
Well-formed denitrifying granular sludge was obtained within 40 days when activated sludge was used as inoculum with glucose as carbon source in USB reactor .
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在这里加入碳源后,生长良好,发酵周期缩短,在降低其COD的同时,氢气产量大大提高。
By adding some nitrogen sources , with the reduce of COD , they can grow very well and produce a lot of hydrogen .
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实验研究了以葡萄糖为外加碳源、由酵母膏提供氮源时不同的影响条件下紫色非硫光合细菌的混合菌种对染料活性艳红X-3B的脱色效果。
The effect of purple nonsulfur photosynthetic bacteria on decolourization of reactive red X-3B under different conditions was studied with glucose as carbon source and yeast extract as nitrogen source .
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通过SBR反应器间歇试验,研究了投加外碳源后系统的反硝化潜力和反硝化速率的变化。
The variation of denitrification potential and denitrification rate after addition of external carbon sources through SBR reactor intermittent test was studied .
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考察了溶液的酸碱性、CVD沉积过程碳源量及硼掺杂等因素对电极电势窗口的影响。
The effect of PH value and amount of carbon source in CVD deposition process to the BDD potential window were studied .
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灰葡萄孢霉(BotrYtiscinerea)对碳源的利用
ULTILIZATION OF CARBON SOURCES BY Botrytis cinerea
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CO2是大宗工业生产的主要排放物,是引起温室效应的气体,同时又是潜在的碳源和氧源。
Carbon dioxide , one of greenhouse gas and a bulk industry emissions , can be reused as a renewable resource of carbon and oxygen for producing chemistry .
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混合营养培养中光照强度及有机碳源对Spirulinaplatensis生长率的作用
The influence of light intensity and organic carbon sources on the growth rate of Spirulina platensis in mixotrophic culture
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当进水有机碳源浓度较低时,需要以进水COD浓度及C/N值共同来表示系统的脱氮能力。
At the lower concentration of organic carbon source in influent , both influent COD concentration and C / N ratio are required to show the denitrification capability .
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本试验采用SBR反应器,分别以乙醇、乙酸钠和葡萄糖为碳源,在高氨氮浓度下培养好氧颗粒污泥。
Sequencing batch reactors ( SBRs ) were employed to cultivated aerobic granules with ethonal , sodium acetate and glucose as the organic carbon source , respectively .
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通过试验发现HRT、进水氨氮和外碳源对生物硝化和反硝化有重要影响。
It is found that HRT , influent ammonia nitrogen and external carbon source have significant effect on biological nitrification and denitrification .
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本文选用MRS培养基作为基础培养基,在此基础上利用单因素实验确定了最佳碳源为葡萄糖,最佳氮源为蛋白胨。
This study chosen malt extract MRS as base medium . The optimal carbon source was determined by single factor was glucose , and the optimal nitrogen source was peptone .
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Maire菌丝体生长的最适碳源是葡萄糖、羧甲基纤维素钠和市售白糖;
Maire are glueose , carboxymethyl cellulose sodium salt and commercial sugar .
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T1、T4最适碳源分别为果糖与麦芽糖,G2、G3最适碳源为麦芽糖;
The optimum carbon resources of Tl and T4 were fructose and maltose respectively , G2 and G3 are the same as maltose ;
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本实验采用SBR工艺对乙酸钠为碳源生物除磷系统的各影响因素进行了研究,分析pH、DO和TOC/P对系统的对除磷系统的性能和稳定性的影响。
Using SBR to investigate the impact of environmental factors ( TOC / P , pH , DO ) on biological phosphorus removal system to determine their effects on capability and stability of system .
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方法将菌种分别接种于麦芽汁-琼脂培养基和0.5%蛋白胨-琼脂培养基平板上,18-20℃培养7d后,进行碳源同化试验、糖发酵试验及无性繁殖形态观察。
Methods The colonial morphology and morphologic change were observed by asexual multiplication , carbon source assimilation and sugar fermentation test .
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碳源对自蔓延高温合成TiC-Al2O3/Fe3Al复合材料的影响
Effect of Carbon Sources on TiC-Al_2O_3 / Fe_3Al Composite Prepared by Self-propagating High-temperature Synthesis