碳化过程

SiO vapor is an important precursor for both carbonthermic and aluminothermic reactions. The rate-controlling step is the reaction in which SiO〓 is reduced to form SiO .

研究发现，无论碳热还原或铝热还原，SiO气体是重要的中间产物，SiO〓还原为SiO的反应是整个还原氮化过程的速度控制步骤。

The analysis is based on a T2shape girder of a highway bridge w ith co rroded reinfo rcement bars due to concrete carbonification.

以混凝土碳化引起的主筋锈蚀的公路桥T 型梁为例，计算了这3 种活载过程下的时变可靠度。

S potted in the industrial-size sieve of a peat processing plant, he was naked, his head wrenched sharply to the left, his legs and lower arms missing, ripped away by the machine that had dug him from a bog in the townland of Clonycavan.

这具赤裸的古尸被安置在一个工业规格的滤器中，这是一种可以进行碳化处理的设备。他的头部大幅的拧向左边，腿以及小臂在机器将其起出沼泽的过程中被扯断而遗失，地点位于一个名为 Clonycavan 的小镇。

By adding different additive during carbonating process, cubic, spherical and chain calcium carbonate are prepared. Moreover, ultrasonic technique is used in the experiment.

通过在碳化反应过程中向反应溶液加入不同种类的添加剂，制备出了立方形、球形、链状碳酸钙，且其平均粒径均小于100nm。

The research results indicate:(1)The combustion of emulsion explosive matrix is a course of emulsion being destroyed, oil phase and water phase disjoining, water component vaporizing, organic matter carbonizing, then the system firing till reactant being consuming.

研究表明：(1)乳化炸药基质试样的燃烧过程是乳状液结构破坏、油水相分离、水分蒸发和有机物质碳化，然后系统发火，待反应物质消耗殆尽时，系统熄火。

However, the conversion rate of glycerol produced from the first stage using cornstarch to 1,3-propanediol from the second stage was only 26.5 % in 31h and the final concentration of 1,3-propanediol was 13.4 g/L. The productivity of 0.43 g/ of the second stage was much lower than that of a two-stage-fermentation from glucose （1.65g/ L） or of single fermentation from saponified glycerol, which is

多年来，研究人员在甘油生物歧化过程的代谢途径、动力学特征等方面已进行了较为深入的研究，甘油作为唯一碳源的最大理论摩尔转化率为72％，辅助底物的使用可以将甘油转化率提高至100％，发酵液中1，3一PD的最终浓度可以达到65～70 g／L3 。。。。。。

The industrial ammonia soda process models based on mass balance and energy balance were developed, and the objective functions for data reconciliation and mixed integer nonlinear programmingwere established.

针对60万吨的纯碱生产流程，建立了包括石灰石煅烧、盐水制备、盐水氨化和碳化、重碱煅烧以及蒸氨等过程基于物料平衡和能量平衡产率模型，以典型操作单元为例给出了建模细节说明，并利用工厂实际运行数据对模型的参数进行了拟合。

The contamination of the different target, the oxidation and the carbonization during the sputtering process and the crystal structure of Pd all have the significant influence in the performance of the rare earth films.

研究结果表明，衬底温度为150℃，Ar~+的溅射气压为4.5×10~(-1)Pa时比较适宜；溅射过程中，不同溅射靶之间的相互污染、氧化、碳化以及Pd保护层结晶性能的好坏等都对稀土薄膜的性能有很大影响。

The company's alloy products used in high-quality tungsten carbide alloy powder as raw materials, the world's leading production technology, advanced selection of bilateral pressure XDZY-16A automatically Press, XDZL dumping rotating tube feeder system, XDPW spray drying system Tablets of equipment, XDYT vacuum sintering dewaxing one furnace, precision control of temperature and pressure control equipment for fully automated operation, with more than climate control and ensure stability in the production process.

本公司生产的合金制品系采用优质的碳化钨合金粉末为原材料，采用世界领先的生产工艺，选用先进的XDZY-16A双侧压自动压机，XDZL倾旋筒制料机，XDPW喷雾干燥制粒设备，XDYT真空烧结脱蜡一体炉，精密控制设备温度和压力控制为全自动化操作，带多气氛控制，保证了生产工艺过程稳定。

It is shown that the formation process of iron carbide converted from hematite using H〓-CH〓 mixtures consists of several steps: reduction of iron ore, cracking of methane, and carburization of metallic iron.

试验发现赤铁矿与H〓-CH〓气反应制备碳化铁的过程是分步完成的，第一步是赤铁矿的还原，第二步是甲烷的裂解，然后是金属铁的碳化。

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。