查询词典 angle iron

The drawing testing、cutting testing and fracture analysis of high chromium casting iron－carbon steel's compounding interface showed: the compounding interface has higher strength and the impact toughness of composite plate is about 5 times of high chromium casting iron, which make it possible to make full use of high chromium casting iron's excellent wear resistance in practice under the high impactive condition.

需要特别指出的是：复合板的冲击韧性高铬铸铁5倍以上，这为高铬铸铁在高冲击工况发挥其优异耐磨性能提供了可能。采用试验方法生产的双金属复合板件正在矿山冲击较大的工况下使用，实际使用时间已经超过以前使用的高锰钢的使用寿命，目前仍在继续使用中。

Our experienced high-pressure boiler tubes LU Hong experts believe that in 2010 the international iron ore price agreement will become a reality, but India's exports of iron ore products to its increase in duty bound to curb its exports, which will also lead to international iron ore spot market prices.

我们鲁宏的资深高压锅炉管专家认为，2010年国际铁矿石协议价格上涨将成为事实，而且印度对其出口的铁矿产品加税后，必然抑制其出口，这也将导致国际铁矿石现货市场价格高涨。

Through the judgment of appearance and samples preparation of iron minerals,some detection methods of iron filings in iron minerals are introduced.

通过对铁精粉的外观、制样等情况判断几种铁精粉中含铁屑的检测方法。

Through the judgment of appearance and samples preparation of iron minerals,some detection method s of iron filings in iron minerals are introduced.

通过对铁精粉的外观、制样等情况判断几种铁精粉中含铁屑的检测方法。

And compare the corrosion resistant of high silicon cast iron with common gray iron and white iron.

并对高硅铸铁、普通灰铸铁及白口铸铁的耐腐蚀性进行比较。

Iron ore is an iron oxide, not very different from ordinary iron rust .

铁矿石是一种氧化铁，与普通的铁锈并无什么不同。

The iron pyrites formation and the curing product's oxidation caused the oil quality combustion principle to the storage tank to carry on the theoretical analysis, the temperature tendency change rule and the influence iron pyrites oxidation tendentious factor carried on the system and the thorough experimental study to the iron pyrites oxidation process, in the union petroleum processing and the storage and transport process actual situation carries on the analysis and the discussion to the oxidation rate influencing factor, under the plan dissimilar condition the curing product oxidation heating curve.

对储罐中硫铁化物的形成和硫化产物的氧化引起油品燃烧的原理进行了理论分析，对硫铁化物氧化过程中温度的动态变化规律和影响硫铁化物氧化倾向性的因素进行系统而又深入的实验研究，结合石油加工和储运过程中的实际情况对氧化速度影响因素进行分析和讨论，绘制不同条件下硫化产物氧化升温曲线。

Before, according to China and the China Iron Rail signed to "avoid competition agreement", the Chinese iron owner at any time in the future from the acquisition of China Ocean Engineering Iron Works Bureau and the pre-emption right to choose.

之前，根据中国和中国铁铁签订了"避免竞争协议"，在任何未来从中国海洋工程铁工局和收购前先发制人正确的时间中铁人选择。

Since recent era, the input of western ironwork shocked the development of handicraft making iron industry. On the other hand, it promoted to exploit and smelt iron mine by using machine and established foundation for modern iron mine industry.

近代以来，西方铁制品的输入，一方面打击了山西境内手工业制铁业的发展，另一方面也促使其向机器开采、冶炼的发展，为现代铁矿业奠定了基础。

First of all, this study will be multi-walled carbon nanotubes by chemical oxidation process purified so it can be modified to deal with than the purification of purity before the modified 5 wt%, more than 1.89 times the surface area to increase the surface potential decrease of about 10 ~ 20 mV and the surface functional base (-COOH and-OH) to increase 1.45 times, and then the control technology of electroless preparation parameters include: analysis of plating time, plating analysis of temperature, metal ions in solution than the (Fe2+/ Ni2+), bath pH and the added value of dispersion Agent and other research towards Fe-Ni particles to increase the iron content and Fe-Ni particles spread in the MWCNT upper fixed targets,the results found that when the parameters for the preparation of 50 ℃, pH10, do not add dispersant, metal ions than the solution (Fe2 +/ Ni2 +) 7, the highest iron content can be Fe = 40.55 at%(flat iron content 111.17 mg / g) of nanocomposites Fe-Ni/CNT, then for a series of the nature of its analysis, the final evaluation Fe-Ni/CNT nanocomposites were processed on the effectiveness of the application of mixed pollutants, the results showed that in 120 minutes at the same time when Adsorption of heavy metal ions lead nitrate 10 ppm, selenium heavy metal ion degradation of 1 ppm and orange azo dye AO7 50 ppm standard of effluents, and after a total Fe-Ni nano-particles to SEM / EDS analysis of more than 50% still remaining.

本研究首先将多壁奈米碳管以化学氧化法做纯化改质处理能使其纯度较纯化改质前提高5 wt％、比表面积提高1.89倍、表面电位下降约10~20 mV以及表面官能基提高1.45倍，再控制无电镀技术之制备参数包括：析镀时间、析镀温度，镀液中金属离子比(Fe2+/Ni2+)、镀液pH值及是否添加分散剂等，研究朝提高Fe-Ni粒子的含铁量与Fe-Ni粒子散布固定在MWCNT上等目标进行，研究结果发现当制备参数为50 ℃、pH10、不添加分散剂、镀液金属离子比(Fe2+/Ni2+)7时，可得到最高铁含量Fe = 40.55 at％(单位铁含量111.17 mg/g)之奈米复合材料Fe-Ni/CNT，接著对其作一系列性质分析，最后评估奈米复合材料Fe-Ni/CNT对共处理混合污染物之应用效益，结果显示其在120分钟时能够同时吸附重金属硝酸铅离子10 ppm、重金属硒酸根离子1 ppm及降解偶氮橘色染料AO7 50 ppm达放流水标准，且共处理后奈米Fe-Ni粒子以SEM/EDS分析仍剩余50 %以上。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48