查询词典 mass production

Multiple-walled carbon Nanotubes were used as carrier to load cerous sulfate catalyst for catalytic synthesis of n-butyl propionate Single factor and orthogonal experiment methods were applied to investigate the effects of the molar ratio of butyl alcohol to propionic acid, cerous sulfate mass fraction and reaction time on the conversion of propionic acid and the optimal technical conditions were determined as:ratio of butyl alchhol and propionic acid 1.5:1, cerous sulfate mass fraction 15% and reaction time 70 min.

以多壁碳纳米管作载体担载硫酸铈催化合成丙酸丁酯。分别采用单因素和正交实验方法考察了醇酸摩尔比、硫酸铈质量分率和反应时间等主要因素对丙酸丁酯得率的影响，并确定了最佳工艺条件为：醇酸摩尔比1.5：1、硫酸铈质量分率15%和反应时间70 min。

And loess mass structures are divided into four types as homogeneous, stratified, columnar, blocky and cloddy pulverescent structures based on the sedimentation characteristics of loess, features of structural planes and range of engineering loess mass.

依据黄土的沉积特点、结构面的特征和工程黄土体的范围将黄土体结构分为均质结构、层状结构、柱状结构、块裂结构和碎裂结构。

ZG rotating bed consists of mono-or multi-rotors.Gas and liquid flow zigzag through the rotors countercurrently and carry out mass transfer.In ZG rotating bed,gas and liquid contact intensively,and the mass transfer rate can be increased greatly.It is a breakthrough for traditional plate and packed columns.ZGrotating bed of 1.5 meter high can achieve the separation ability which traditional plate of packed columns of 15 meters high can achieve.

该设备由一个或多个高速旋转的转子组成，气液以逆向折流方式流经转子，进行接触传质，1.5米高的ZG系列超重力精馏机相当于15米高的常用精馏塔，是对传统的板式塔、填料塔的重大突破，由国家级专家组鉴定，产品达到国际先进水平（专利号：ZL011343214）。

The main imaging features of CT were included the solid portion of tumors enhancement, necrosis and cystiform degeneration within the mass, more than half of the mass lay outside the cavity in many cases, the CT imagings of metastasis were similar as primary tumors.

CT扫描表现为肿块实质部分静脉期强化较动脉期明显，瘤体内可见液化坏死、囊变，多数瘤体以腔外生长为主，邻近胃肠道壁无增厚，转移病灶与原发灶的CT表现相似。

Secondly,under the condition of not considering the concrete values of parameters, the Gell-Mann-Okubo baryon mass relations for decuplet and octet are studied ,which are related tothe mass splittings within decuplet or octet. The higher order perturbational corrections ofSU(3) rotating excited states to GMO relations are presented up to the third order in thestandard SU(3) skyrmion quantum mechanics.

其次，在与参量具体取值无关的情况下，利用标准的SU(3)Skyrme模型，研究了孤立子转动激发态对反映重子十重态和八重态内部质量劈裂的Gell-Mann-Okubo关系式的高阶微扰修正。

M/s. The following dimensionless relationships were obtained: Sh=2+0.073Re〓Sc〓〓〓 The desulphurization process by powder injection and blowing in RH refining of molten steel and its mechanism have been considered and analyzed. Based on the tworesistance mass transfer theory and the mass balance of sulphur in the system, a kinetic model for the process has been developed. The related parameters of the model have been reasonably determined. Modeling and calculations for the process by injecting and blowing the lime based powder flux under the assumed operating modes in a RH degasser of 300t capacity have been carried out using the model.

考虑颗粒与液流的相对速度，RH—PTB条件下熔池传质特性可由下式表征： Sh=2+0.073Re〓Sc〓考虑紊流中脉动速度引起的能量耗散，RH—PTB条件下熔池传质过程服从如下关系：〓将粉剂颗粒与钢液间的传质当作刚性的气泡与钢液间的传质处理，对RH—PTB过程有：〓考察和分析了RH喷粉脱硫过程及机理，基于双重阻力传质理论和体系内硫的质量衡算，建立了RH喷粉脱硫过程的动力学模型，确定了模型各有关参数，包括各传质系数和脱硫处理过程中钢液内参与脱硫反应的粉剂量等。

Results 12 cases as abdominal hernia (of which indirect hernia 9 cases, direct hernia 2 cases, femorocele 1 case), ultrasonography shows middle-high echo or linkage heterogeniety echo clumps; 8 cases as hydrocele, Ultrasonogram shows anechoic; 2 cases as cryptorchidism, ultrasonography shows normal testicular middle-echo; 4 cases as lymph node mass (of which lymphoma 2 cases, lymph node metastasis 1 case, lymph node inflammatory change 1 case), acoustic image shows low weak echo; 4 cases as substance mass (of which fibroma 1 case, spermatic cord tumor 1 case, Desmoid tumor 1 case, spermatic cord inflammation 1 case), Ultrasonography shows non-uniformity middle-highor low echo.

结果 12例为腹外疝（其中斜疝9例、直疝2例、股疝1例），声像图表现为中高回声或混杂性回声团块；8例为鞘膜积液，声像图表现为无回声；2例为隐睾，声像图表现为似正常睾丸样中等回声；4例为淋巴结包块（其中淋巴瘤2例、淋巴结转移1例、淋巴结炎性改变1例），声像图表现为低弱回声；4例为实质性包块（其中纤维瘤1例、精索肿瘤1例、韧带样瘤1例、精索炎症1例），声像图表现为非均匀性中高回声或低回声。

These data were used to infer the molecular formula and the elemental compositions of all the fragmental ions through software interpretation and, by further applying fragmentation regularities of mass spectrometry, the majority of ions were fully assigned. A base peak at m/z 402 in the mass spectrum was found as the molecular ion. The fragments were created mainly from the fragmentations of the tetrahydrofuran rings and the hydroxyl group. The most fragment products contain the dimethoxy phenyl group.

利用这些数据通过软件导出了分子式和所有碎片离子的元素组成，由此进一步根据质谱裂解规律对石梓醇分子的电子轰击质谱的主要裂解碎片给出了完全的归属，质谱中发现基峰为分子离子峰(m/z402)，裂解碎片主要来自双骈四氢呋喃环的裂解和羟基引起的裂解，绝大部分裂解产物包含二甲氧基苯基基团。

The results showed that there was a linear relation between the density and mass retention of bamboo,the mass retention of bamboo reduced while its dentisy increased,but the natural lasting time and the density of bamboo is disrelated with each other,the natural lasting times of eleven bamboo species were less than two years.

对车筒竹等11种竹材进行了防腐可处理试验和天然耐腐试验，结果表明：11种竹材的防腐可处理性能与其密度呈良好的线性相关，随着密度的增大，其质量载药量随之减少。

By means of analysis and calculation of related parameters, the optimal viscous-damper energy coefficient of viscous-damper energy dissipater and the optimal TMD mass of Tuned Mass Damper are respectively obtained. Analysis results show that the two seismic measures are effective in seismic control of large crossing transmission towers.

通过有关参数分析计算，分别得到了粘滞阻尼消能减震和调谐质量减震控制的最优粘滞阻尼系数和最优TMD质量，分析研究表明上述2种减震控制措施皆能明显衰减输电塔线体系的地震响应，具有比较理想的减震效果。

Given the language of section 102(2), the Supreme Court's rejection of substantive review under NEPA seems unjustifiable in principle

按照第102条的规定，最高法院否决《国家环境政策法》所规定的实质性复审在原则上似乎是不正当的。

ObjectiveTo explore the effect of variable hip abduction orthosis on children spastic cerebral palsy.

目的探讨髋关节矫形器在儿童痉挛型脑性瘫痪康复中的作用。