硅铁

The impact of silicic acid on iron hydrolysis has been studied considering the stability of composite PFSi flocculant.

针对聚铁硅絮凝剂的稳定性问题，研究了硅酸对Fe溶液水解的影响。

All surfaces of a sinking roller and a supporting roller to be in contact with a molten metal are coated with iron silicide films.

与熔融金属接触的浸入式辊和支承辊的所有表面涂以铁的硅化物薄膜。

The experimental conditions for measurement on the content of aluminium, calcium, magnesium, manganese, phosphor, silicon and titanium using ICP-AES method according to GB/T6730.63—2006 have been tested and analyzed. In the experiments the iron ore sample is decomposed and extracted using sodium carbonate/sodium tetraborate with proper acidity as the flux and then a working curve is drawn up using extremely pure ferric oxide (F2O3) as the primitive. And in the end the correlation coefficient r attains to 0.999 and above.

试验ICP-AES法测定铁矿石中铝、钙、镁、锰、磷、硅和钛国家标准方法GB/T6730.63－2006的实验条件，用碳酸钠/四硼酸钠作熔剂分解铁矿石样品，适当的酸度浸取，以高纯三氧化二铁打底作工作曲线，相关系数r达0.999以上。

There are many deep xenoliths in silicified aegirine syenite porphyry ot Xiaoqiaotou area, Yunnan Province.

滇西玉龙县小桥头硅化霓辉正长斑岩中，含有较多镁铁-超镁铁质深源包体岩石。

Tetrahedrally coordinated iron in framework-substituted microporous AlPO-5 catalysts are shown to be active and selective for the hydroxylation of benzene to phenol, using nitrous oxide as the oxidant.

四面体配铁架构取代硅微孔-5催化剂载有选择性的活跃和苯羟化苯酚、使用笑气作为氧化剂。

The reasons of low elongation of mid-Si-Mo vermicular graphite cast iron exhaust tube casting and the effects of main technology factors on the elongation are studied by microstructure analysis and factor design tests.

通过微观组织分析和因素设计试验，研究了新一代汽车发动机中硅钼蠕铁排气管延伸率不足的原因和主要工艺因素对延伸率的影响。

For example, the lead zirconate titanate with exellent ferroelectric properties should be integrated onto silicon substrate at low substrate temperature at which the integration circuit can not be damaged.

但是，目前铁电薄膜的制备工艺一般要经过600℃以上的热处理，然而硅MOS器件所能承受的最高温度为450℃。

In medium of mixed sulphuric acid and phosphoric acid, with N-phenylated anthranilic acid as a tracer agent, the standard solution of ammonium ferrous sulphate is used to titrate chromium.

试样以硝酸、氢氟酸溶解，加高氯酸冒烟驱除硅和氟，并将铬氧化为六价，在硫磷混合酸介质中，以N-苯代邻氨基苯甲酸为指示剂，用硫酸亚铁铵标准溶液滴定铬。

The samples from the Deji boninite are characteriz ed as being high Si, high Mg and low Ti.

得几蛇绿岩中玻安岩类样品具有高硅、高镁、低铁的特征，岩石中Zr、Yb和Y的含量也较低，具有明显的玻安岩特征。

Partial immersion blowing of gaseous oxygen can obviously increase the desiliconization velocity and greatly shorten treatment time.

浸入吹入部分气体O2，可显著提高前期(前10 min内)脱硅反应速率，大大缩短处理时间，且减少铁水温降。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。