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The results showed that caprylic acid,capric acid and lauric acid had strong inhibition on methanogenic activity of anaerobic granular sludge.The concentrations of three long-chain fatty acidswhich inhibited 50%of maximum specific methanogenic activity(IC50)of anaerobic granular sludge were 5.6, 1.9, 4.6 mmol.L-1 respectively,among which carpic acid was the most toxic.

结果表明,辛酸、癸酸和月桂酸对UASB反应器厌氧颗粒污泥的产甲烷活性有严重抑制,对厌氧颗粒污泥最大比产甲烷活性产生50%抑制的浓度(IC50)分别是5.6,1.9,4.6mmol.L-1,其中癸酸的毒性最大。

Either of two edible marine fishes,Microgadus tomcod of North American Atlantic waters or M.proximus of northern Pacific waters,related to and resembling the cod .

小鳕,近鳕以下两种可食性海鱼中的任意一种:产于北美洲大西洋海域的小鳕和产于太平洋北部水域的近鳕,它与鳕鱼有亲戚关系且外形似鳕

The northwest of China lies a wheat belt, which covers several square km. It shares the same border at its northwest with the dry Loess Plateau and gobi, which is a hostile place for human to live.

在中国西北部,有一片数百平方公里的产麦区,产麦区边缘的西北部是干旱的黄土高原和戈壁沙漠。

32 U/mL enzyme activity can be detected in medium after fermentation. By optimizing the zymotic medium and fermentation conditions, recombination B. subtilis can express as high as 110.02 U/mL of Alkalineβ-mannanase. Cycle of fermentation needs 5 days(4 days is needed in induced expression ), then enzyme activity maintained at the highest level, less than 5 % enzyme activity was lost in next 2 days.

为了继续对碱性β-甘露聚糖酶进行高表达研究,试验采用了芽孢杆菌发酵培养基来进行产酶研究,初步诱导酶活达到29.32 U/mL,通过对发酵条件的优化,该重组枯草芽孢杆菌的产酶水平有了大幅度的提高,最高可达110.02 U/mL。

The results revealed the temperature for mycelial growth and conidia production was within range of 25-28℃ with optimum at 28℃.

室内研究表明,蕉斑镰刀菌菌丝生长和产孢的适宜温度范围在25~28℃,多数菌株的最适温度为28℃;菌株间的产孢量有较大差异。

In this paper,characteristics of generating hydrogen from methane wet air catalytic reforming reaction on the premixed chamber wall with Ni katalyst was done with numerical simulatio.

0,对甲烷/湿空气在壁面涂有含稀土的镍基催化剂的微细预混腔中催化重整产氢特性进行了数利用碳氢燃料和湿空气中水蒸气预混催化重整产氢来强化燃烧,以实现微尺度下燃料的持续稳定高效燃烧。

Either of two edible marine fishes,Microgadus tom cod of North American Atlantic waters or M.proximus of northern Pacific waters,related to and resembling the cod .

小鳕,近鳕以下两种可食性海鱼中的任意一种:产于北美洲大西洋海域的小鳕和产于太平洋北部水域的近鳕,它与鳕鱼有亲戚关系且外形似鳕

What also in his statement is false, Salukis have a great history of free whelping with the average litter being between 5 and 8 pups although they can go higher, one female out here went up to 15 pups, which were too many for her to handle.

Falcon说萨路基幼仔存活率本来很低是错的。萨路基是自然分娩的,一窝产仔数平均为5-8只,有时更多,这里有一只母犬曾经产过15只幼仔,超过了她的哺育能力。

This research applies the micro forming process with other mass production techniques to construct the key components of the micro/meso gear transmission. The final prototype is the planetary gear transmission with outer diameter 6mm and gear module less than 0.15mm developing in 3 years. The purposes and developing technologies of this project are as follows: 1. setting up the design and analysis of parts and system; 2. the mold design of gear and planet plate; 3. assembly modules of planetary gear train; 4. inspection of gear profile and gear train; and 5. heat treatment of micro parts.

本研究将以精微成形技术搭配其他量产制程,逐步开发微型减速机内的所有关键零件,预计在3年内最终完成外径≦ψ6mm、齿轮模数m≦0.12mm之的行星式齿轮减速机的开发,研发目标包含有微型传动系统结构/机构与零组件设计分析技术,试量产型精微行星/太阳齿轮、传动盘、环齿轮等原型件模具设计与开发,行星臂、太阳齿轮、行星齿轮与环齿轮等组装模组技术,微型齿轮齿形及相关微型齿轮箱检测技术,以及精微元件热处理技术等关键技术。

Better living conditions mean more live births and fewer stillbirths.

生活条件改善就会有较多的活产,较少的死产。

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

There is no differences of cell proliferation vitality between labeled and unlabeled NSCs.

双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。