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Since high carbon alloy steels is HRC 55~65 in hardness and 1.5%~2.5% in Carbon Equivalent, high-carbon-alloy-steel surfaced metals generally were selected in order to maintain high hardness and wear resistance of weld repaired layer, of which high-carbon Cr-Mo-W surfaced metal had been most widely used with 300~500℃ preheat or heat-treat after welding to improve its crack resistance.

由于高碳合金钢的碳当量高达1.5％～2.5％，硬度一般为HRC55～65，为了保证修复层的高硬度和耐磨性，焊接材料常选用高碳合金钢质堆焊金属，目前最普遍采用为高碳Cr－Mo－W系堆焊金属，但必须采用350～500℃高温预热焊和焊后热处理工艺措施以保证其具有一定的抗裂性。

All the year round to provide a variety of specifications, material billets, carbon plate B \ C \ D \ E, low-alloy plate B \ C \ D \ E, high-strength low-alloy plate, AH390-620, 45 # carbon balance sheet , boiler plate can be bar-8mm-50mm, container boards can be bar-8mm-50mm, Z to the plate, high-built panels, bridge plate, shipbuilding plate, carbon plate, seamless pipe, angle steel, channel steel, flat steel, Medium plate above may bar 8000mm-15000mm, can be bar-width 2170mm-3200mm, Anyang Iron and Steel Company and other products.

常年提供各种规格、材质的钢坯、普碳中板B\C\D\E、低合金中板B\C\D\E，高强度低合金中板，AH390-620，45#碳结板，锅炉中板可扎8mm-50mm、容器中板可扎8mm-50mm、Z向板，高建板，桥梁板、造船中板、普碳薄板、无缝管、角钢、槽钢、扁钢，以上中板长可扎8000mm-15000mm，宽可扎2170mm-3200mm，等安阳钢铁公司产品。

Meanwhile, it also presents that the Heat treatment cementation using purified natural gas, Methyl alcohol; methanol can not only improve the quality of products, but also enhance the carburizing speed, reduce the gas consumption and extend the lifespan of equipment spare parts and so on.

同时，提出了热处理渗碳采用净化后的天然气、氨水、甲醇不但可提高产品质量，而且还具有提高渗碳和碳氮共渗速度、降低气源消耗和延长设备备件使用寿命等功效。

Their mesogenic temperature ranges cover from 78 to 110 degrees. The milting points of compound 19a and 19b are 43.9 ℃ and 74.8 ℃ respectively while their clearing temperatures are 92 ℃ and 112 ℃. Their mesogenic temperature ranges cover from 36 to 57 degrees. They are suitable for formulating eutectic mixture and for the applications in PDLC, reflective liquid crystal display, and IR modulator.

第三系列同样以2，3-邻二氟苯二炔基二苯基为主体，但相对碳链长度和前一系列相反，将邻二氟苯二炔基端的碳数固定为6，二苯基端碳数分别为2与3，合成出向列型液晶化合物19a与19b，观察到熔点与澄清点温度均较前一系列化合物低，熔点温度下降约20~30oC，澄清点温度下降约50~70 oC，液晶相温度范围约36~57 oC之间，期望能应用在PDLC，反射式液晶显示器，及红外光调节器上。

The possibility to obtain the titanium nitride from this process was asserted by thermodynamical analysis and by the means of X-ray diffraction and SEM.

首先，对钛白粉、活性碳用碳热还原反应合成氮化钛进行了热力学分析，证明了碳热还原反应合成氮化钛的可行性。

The database consists of 1 : 1 000 000 digital soil map, soil profile attribution database, and soil reference system.

基于中国1：100万土壤数据库，利用土壤有机碳储量和碳密度的空间化表达和计算方法研究中国土壤有机碳密度及储量。

Based on a large amount of data on carbon analysis of consecutive cuts of the specimens carburized with workpieces, and combined with the tracking test result on the furnace atmosphere, the components and the carbon potential control of carburizing atmosphere in the sealed box furnace were analyzed and studied.

根据大量随炉渗碳试样的剥层定碳分析数据，结合对炉气氛的跟踪试验结果，对密封箱式炉渗碳气氛的组分和碳势控制进行了分析研究。

Kinetics and reduction characteristics of two iron-bearing materials are investigated to understand the self-reduction process as well as to verify some parameters in calculation.(1) The compression strength of wet pellet and dry pellet is kept to 10N/P and 23N/P respectively and the wet pellets impact to 11 frequencies/pellet in the process of pelletmaking.

作为对流程模型某些参数的验证以及对还原过程加深了解认识，本文进行了两种含铁原料—转炉尘泥和铁精矿粉固碳还原实验研究及其还原过程动力学研究，主要研究成果如下：(1)尘泥含碳球团湿球和干球抗压强度为10N／个和23N／个，低于精矿含碳球团，湿球落下强度14次／个，高于精矿球团。

Type shown above, the lower temperature as allyl methyl carbocations (1) is greater than the stability of carbocations (2), so the potential energy diagram in the reaction pathway for the carbon embodied in the positive ion hybrid resonance body and Chloride Cl-if by 1,4 - addition will have to experience higher ...

如上式所示，较低温度下由于烯丙基甲基碳正离子(1)的稳定性大于碳正离子(2)，所以在反应历程势能图中体现为碳正离子共振杂化体与氯离子Cl-若按1，4-加成则要经历较高。。。

Radiocarbon dating is basically this: a radioactive isotope of carbon, C-14, is formed in the atmosphere by cosmic rays.

放射性碳测年，基本上这个：放射性碳同位素、碳14是由大气中形成的宇宙射线。

For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether

年美国个人破产法的一个改动使得破产登记急速下降，而后引起了信用卡大规模的亏损。

Eph. 4:23 And that you be renewed in the spirit of your mind

弗四23 而在你们心思的灵里得以更新