查询词典 cast iron

When iron is exposed to the air it starts to turn back into iron oxide and the red powder that forms on the surface of the iron is what we call rust.

当铁 暴露在空气中开始回头到氧化铁和红色粉末形成的表面的铁就是我们所称生锈。

Adding every organic matter all could increase the contents of activated iron and chelation iron in soil significantly and the effects of treatments with corn straw and pig manure on the content of activated iron in soil were more prominent. Adding organic matters had no significant effect on the activated aluminum and chelation aluminum, but there was significant difference on the content change of activated aluminum between the treatments with weathering coal and peat and the treatment with pig manure.

各有机物料的加入均使土壤活性铁和络合铁含量显著增高，且玉米秸秆和猪粪处理对土壤活性铁含量的影响更为突出；各有机物料的加入对活性铝和络合铝的影响不显著，但风化煤处理与泥炭和猪粪处理间的活性铝含量变化存在显著差异。

Starting with the view of wealth taking advantage of the method of in put-output analysis,paying attention to both the labor value com prehended in discarded iron and thevaiue of raw natural resource in it,this paper presents a general model to accou nt the cost ofdiscarded iron,As an example of our country.the model of accounting the cost of the discarded ironhas been stueied carefully and the cost of discarded iron is calculated.

利用投入产出分析方法，从财富论的观点出发，既考虑凝结在废钢中的劳动价值，又计及其所含一次自然资源的价值，提出了废钢价值核算的模型。

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。

The current steel prices, for example, from the rebar in June of 5430 yuan/ton fell to 3460 yuan/ton, or 36.28 percent, iron and steel category of listed companies or stock in 2008 Annual Report to the provision of adequate price to prepare If 20% of the provision, which is equivalent to about 47,000,000,000 yuan of net profit loss in the third quarter of the iron and steel shares also profit, however, only 12.3 billion, so the data is not difficult to see, iron and steel shares in 2008 and the Annual Report Should not be over-optimistic, or the worst of times in the past.

目前的钢材价格下跌，例如，从6月五千四百三十元螺纹钢/吨至三千四百六十元/吨，或百分之36.28，钢铁上市公司，或在2008年年报的股票类别的价格提供充足的准备如果以20％的规定，这相当于大约47000000000在对钢铁股亦利润第三季度净利润亏损人民币，然而，只有123亿美元，因此数据不难看出，钢铁股在2008年和年度报告不应过于乐观，或在过去最坏的时候。

The upcoming three iron ore prices negotiations, many steelworks in state. 19 have announced came news that Brazil iron ore mining contractor CVRD company has proposed for China's steelmakers in the third quarter of iron ore prices is in the second quarter, to improve 23%, and $1.6 per ton in wisco have received the proposal.

即将来到的三季度铁矿石价格谈判，令不少钢厂处于紧张的状态。19日有外电传出消息，巴西铁矿石开采商淡水河谷公司已提议将第三季度面向中国钢铁厂商的铁矿石价格较第二季度提高23%，至每吨160美元，而武钢已经接到该项提议。

Acording to the results for the analysis of component and structure of titanic iron ore with X-ray diffractometer and the fact in that titanic iron ore is prossessed of a dielectric property capable to absorb evidently microwave, a household microwave oven with power of 800W is applied to the decomposition of titanic iron ore sample under atmospheric pressure. It is shows that the sample with size of below 0.125nm can completely decomposed with phosphoric acid or mixture of phosphoric acid and sulfuric at about 160℃(corresponding to mid-low fire gear in microwave oven).

本实验根据X-射线衍射仪分析钛铁矿组成和结构的结果，利用钛铁矿显著吸收微波的介电特性，使用改装后的800W家用微波炉，在常压下选择中低火加热温度（160℃左右），分别用磷酸和磷硫混酸在微波辐照下消解粒度小于0.125mm的矿样，可快速将矿样消解完全。

Except the sulfate ore containing iron affect the granite tile , most of ore contain iron may exist in granite tile , silicic acid iron ore spread widest in area and quantity.

一、含铁矿物对花岗石石材的影响除了含铁硫酸盐矿物外，大部分的含铁矿物都有可能存在花岗石中，属硅酸铁矿物的数量及分布最广，其次是氧化铁或硫化铁矿物。

The Company is an emerging carbon refractories specialized production factory, main products have mixed iron motor aluminum carbon brick kiln, blast furnace with sintering porous aluminum carbon brick, molded carbon bricks, mixed iron and iron tank cars do not burn carbon brick of aluminum silicon carbide composite corundum brick and developed corundum--type silicon carbide carbon brick.

本公司是一个新兴的碳质耐火材料专业化生产厂，主要产品有混铁车用烧成铝碳砖，高炉用烧成微孔铝碳砖，模压碳砖，混铁车和铁水罐不烧铝碳化硅碳砖，复合刚玉砖及研制开发的刚玉-β型碳化硅碳砖。

According to the technological characteristics of soaking furnace of CSP line, the 3D-unsteady mathematical model of the loss of iron scale in soaking process was established with the experimental reheating furnace as instance by utilizing the methods of equivalent thermal resistance and equivalent mass. The effect of thickening of iron oxidation on heat transfer between gas and slab was considered in the model of loss of iron scale.

根据紧凑式带钢生产均热工艺特点，利用等效热阻和等效质量法，以实验均热炉为研究对象，建立三维非稳态钢坯均热过程氧化烧损数学模型，考虑氧化层的增长对传热过程的影响对氧化烧损量进行计算。

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