英语人>网络例句>concentration of 相关的网络例句
concentration of相关的网络例句

查询词典 concentration of

与 concentration of 相关的网络例句 [注:此内容来源于网络,仅供参考]

In this process, the discharge process of single point to point contact is transformed to the process of both point to point contact and the overall surrounding contact of sphere Ni through the self redox reaction, thus making a highly efficient electron transfer process. In this dissertation, the catalytic electrolysis mechanism is discussed. The influence of various parameters (e.g. kind and concentration of catalyst, reaction temperature and electrolysis duration) on electrolysis were investigated.

本文首次提出了以KMnO_4为代表的高锰酸盐作为电解过程电子传递的媒介,通过锰盐自身氧化还原反应的参与,在阳极和溶液中的球形Ni_2之间建立起高效的电子转移过程,使球形Ni_2和阳极之间单一的固体之间的点点接触放电,转变为点点接触放电和球镍与溶液全方位包围接触放电过程,大大提高了电解过程的效率。

The effect of voltage,distance from spinneret to collecting screen and concentration of polycaprolactam-formic acid solution on the configuration of the fiber was analyzed,and the relationship between the above electro-spinning parameters and the diameter distribution of the spun fiber was investigated.

采用静电纺丝的方法纺制了锦纶6纳米级纤维,分析了锦纶6甲酸溶液质量分数、喷丝头与接收屏之间的距离和电压对纤维形态结构的影响,讨论了上述参数和静电纺锦纶6纤维直径分布之间的关系。

The ratio of length and diameter of capillary,the concentration of the spinning solution and the surface tension of spinneret, on the shape and die swell of the extruded thread of acetate fiber.

本文研究了喷丝速度、喷丝孔的长径比、纺丝液浓度和表面张力以及喷丝板表面性质对醋酸纤维素丙酮浓溶液细流流型的影响。

Methods The concentration of exhaled NO was measured by chemiluminescence method in 128 normal children (7~12 years of age) and 76 asthmatic children( 6~14 years of age). The FEV1% of asthmatic children was measured by a pocket spirometer at the same time.

采用化学发光法对128名7~12岁正常儿童和76例6~14岁哮喘患儿进行呼出气NO浓度测定,同时测定哮喘儿童一秒钟用力呼气容积(FEV1)及其占预计值百分比(FEV1%)。

The results show that the electrodeposited calcium phosphate coating was converted to pure needle-like hydroxyapatite crystals in alkaline solution, the size of crystals become stout with the increase of current density and concentration of salts, the crystals structural was changed to squama structural with elevating the temperature of electrolyte, the volume of coating increase with the increase of quantity of electric charge.

结果表明:电沉积磷酸钙盐涂层经低温碱液处理后得到纯的羟基磷灰石涂层,羟基磷灰石晶体呈针状结构;随电流密度、主盐浓度的增加,晶粒变粗,随电解液温度的升高,晶体发生变化,出现鳞片状结构;涂层质量随沉积电量的增加而增大。

Results: After distinguishing the syndromes of the EMS patients according to traditional Chinese medicine theory, it is discovered that in the sthenia syndrome group, the ratio of CD4+/CD8+ is higher than that of control group, these variations in the kindeny deficiency blood stasis group, the variation of the ratio of CD+4/CD+8 is ,more significant than that of the sthenia syndrome group, Besides, the percentage of B cells and IL-2R+ cell and concentration of TNF-α are highr than that of the control group.

结果 以气滞血瘀、寒凝血瘀、湿热瘀阻三组组成的实证组CD+4/CD+8值升高,而肾虚血瘀组除此变化外,B、IL-2R+细胞百分率增高,外周血及腹腔液TNF-α浓度也显著增高。

The structure and morphology of CNTs which have been purified and not yet, were characterized by TEM, SEM, XRD, Raman, TG-DTA, BET, IR. The results indicated that when the stokehole reaction temperature was 1170℃,the decompose temperature of Ferrocene was 150℃,he volatilize temperature of Benzene was 50 ℃, hydric flow rate was 270ml/min, the concentration of thiophene was l% and the reaction time was 20 minutes, the CNTs with single-walled and multi-walled were prepared.

结果表明:炉膛反应温度1170℃、二茂铁的分解温度150℃、苯的挥发温度50℃、氢气的流量270ml/min、噻吩体积分数1.00/100ml苯、反应时间20min时,可以得到碳纳米管,既有单壁管又有多壁管,单壁管的内径分布在0.88~1.15nm之间,多壁管的直径分布在40~120nm之间;纯化后的碳纳米管比表面积增加,管壁光滑,而且产生了大量的含氧官能团,有利于在水溶液中的分散。

The structure and morphology of CNTs which have been purified and not yet, were characterized by TEM, SEM, XRD, Raman, TG-DTA, BET, IR. The results indicated that when the stokehole reaction temperature was 1170℃,the decompose temperature of Ferrocene was 150℃,he volatilize temperature of Benzene was 50 ℃, hydric flow rate was 270ml/min, the concentration of thiophene was 1% and the reaction time was 20 minutes, the CNTs with single-walled and multi-walled were prepared. The diameters of the single-walled CNTs are in the range of 0.08~1.15nm, and that of the multi-walled CNTs are in the range of 40~120nm.

结果表明:炉膛反应温度1170℃、二茂铁的分解温度150℃、苯的挥发温度50℃、氢气的流量270ml/min、吩体积分数1.00/100ml苯、反应时间20min时,可以得到碳纳米管,既有单壁管又有多壁管,单壁管的内径分布在0.881.15nm之间,多壁管的直径分布在40120nm之间;纯化后的碳纳米管比表面积增加,管壁光滑,而且产生了大量的含氧官能团,有利于在水溶液中的分散。

After spraying 3 kinds of growth regulators PBO,PP333 and GA_3 after full bloom,the concentration of which was 50 mg/L,the content of soluble sugar,titratable acid,soluble solid substance,vitamin C,and flesh hardness,fruit shape index,stone cell content were analyzed,and the content of IAA,GA_3,ZR and ABA in young fruit was determined by means of ELISA method to probe the dynamic change of the endogenous hormones during the fruit development.

在此基础上,于盛花期喷施浓度均为50 mg/L的生长调节剂PBO、PP333、GA_3,对各处理果实可溶性糖、可滴定酸、可溶性固形物含量及果肉硬度、果形指数和果实石细胞含量进行分析;采用酶联免疫吸附法测定了幼果生长发育过程中IAA、GA_3、ZR和ABA含量的动态变化。

It holds that for low concentration of wastewater effluent of the sugar mill,the relational line between BOD and COD can be obtained by applying the statistical method of linear regression on the series of data of the corresponding BOD and COD,once it can be determined.

认为对糖厂的低浓度废水:只要测定其对应的生化耗氧量和化学耗氧量的一组数据,通过直线回归法统计,便可得出这两者的关系直线

第72/100页 首页 < ... 68 69 70 71 72 73 74 75 76 ... > 尾页
推荐网络例句

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了,但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场,你等着挨绳子吧!

Several theories about reigniting and extinguishing of the arc have been refered.

本文综合考虑了几种电弧重燃和熄灭理论。