碳化的

A new type of porous silicon carbide was fabricated by filter paper-phenolic resin composite through mold-stacking, drying, carbonization and Si infiltration process.

以滤纸和酚醛树脂为原料，通过模压成型、固化、碳化和渗硅制备出微观结构均匀的多孔碳化硅。

I plant of the chromium oxide, alumina ceramic coating and has a tungsten carbide metal-resistant coating wear, corrosion resistance, high temperature, and other fine performance.

我厂所制备的氧化铬、氧化铝陶瓷涂层和碳化钨金属涂层有着耐磨损、耐腐蚀、耐高温等优良性能。

Research is made on the process for production of high-quality coarse-grained WC .

进行了在钨粉碳化阶段添加活性催化剂生产优质粗颗粒WC的工艺研究。

This milling shoe is a foundation with MP common milling shoe, in carbonization tungsten solder pregnant mounted high grade hard metal, increased the cutting capacity of milling shoe.

该磨鞋以MP型普通磨鞋为基础，在碳化钨焊料中孕镶了优质硬质合金，提高了磨鞋的切削能力。

Monosaccharide Isomerization Simple aldoses and ketoses containing the same number of carbon atoms are isomers of each other; that is, a hexose and a hexulose both have the empirical formula (C6 H1206 )and can be interconverted by isomerization.

单糖异构化含有相同数目碳原子的单醛糖和酮糖互为同分异构体，也就是说一个已醛糖和一个已酮糖都符合经验分子式C6 H1206，并且可通过异构化作用相互转化

Compared with that of as implanted layers, the extent of bond-angle disorder of C bonds also decreases due to these annealings.

与原注入层相比，碳键的键角无序化程度也因这些退火处理而降低。

Transformation of martensite into a network of chromium carbides

从马氏体转变成网状的碳化铬。

In addition, WEDM uses deionised water instead of hydrocarbon oil as the dielectric fluid and contains it within the sparking zone.

除此之外， WEDM 使用除去离子水代替碳化氢如诱电性的液体油并且在闪烁地域里面包含它。

Based on the mechanism of gas diffusion,factors that influence gas diffusion in concrete are analysed.

混凝土碳化速度与钢筋锈蚀速率主要取决于气体在混凝土中的传输速率。

This paper reports the study of the ductile iron roller recombined with tungsten carbide particles on the surface by using centrifugal casting.

本文通过离心铸造法研究了球铁基表面复合碳化钨粒子的轧辊。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。