难检字字典在线查询

汉语拼音：tàn huà guī

俗称金刚砂”。化学式sic。无色晶体。一般因含有杂质而呈蓝黑色。硬度仅次于金刚石。化学性质不活泼。不受氢氟酸水溶液和浓硫酸的腐蚀。工业上用纯石英砂和焦炭在电炉中加热到2000°c左右制取。常用于制砂轮、磨石和磨光纸，还用作耐火材料。其单晶可制无线电元件。

碳化硅 [俗称金刚砂”。化学式sic。无色晶体。一般因含有杂质而呈蓝黑色。硬度仅次于金刚石。化学性质不活泼。不受氢氟酸水溶液和浓硫酸的腐蚀。工业上用纯石英砂和焦炭在电炉中加热到@@@@@°c左右制取。常用于制砂轮、磨石和磨光纸，还用作耐火材料。其单晶可制无线电元件。#####]

1. 俗称金刚砂”。化学式sic。无色晶体。一般因含有杂质而呈蓝黑色。硬度仅次于金刚石。化学性质不活泼。不受氢氟酸水溶液和浓硫酸的腐蚀。工业上用纯石英砂和焦炭在电炉中加热到@@@@@°c左右制取。常用于制砂轮、磨石和磨光纸，还用作耐火材料。其单晶可制无线电元件。

• Silicon carbide was a strong covalent bond compound, which had favorable high temperature, electricity, mechanism and chemistry capability.

  碳化硅材料是共价键极强的化合物，具有良好的高温性能、电性能、机械性能和化学性能。

• We have an enquiry for silicon carbide and would like to ask you to send us your offer for 1000 metric tons for shipment during September.

  我们得到一个碳化硅的询盘，请你报我1000公吨9月交货。

• An oxide layer may be between the silicon nitride layer and the surface of the silicon carbide layer.

  在该氮化硅层和碳化硅层表面之间可以有氧化物。

• The peripheral portion of the wafer-mounting portion may be formed as a detachable graphite member covered with silicon carbide.

  又，载置上述晶片的部分的周边部也可以是自由分离的碳化硅包覆石墨材料。

• A trademark used for an abrasive of silicon carbide crystals .

  金刚砂一种碳化硅晶体磨料的商标名。

• Carborundum powder can also be glued onto a plate to give additional tones or can be used on its own (carborundum print).

  碳化硅粉也可以粘在提供额外的音调或板可用于自己的（碳化硅出版）。

• A finite element analysis of a unit cell modeling of electrical characteristics of SiC three dimensional networks is presented.

  用有限元方法分析了三维连通网络碳化硅的电特性，计算了电阻值。

• Harder and more brittle than black silicon carbide, very sharp for grinding and of good heat conductivity.

  硬度和脆性较黑碳化硅高、磨粒锋利、导热性好。

• REFRACTORY PRODUCTS. CHEMICAL ANALYSIS OF ALUMINOUS, SILICEOUS, SILICON CARBIDE, CARBON AND METALLIC SILICON REFRACTORY PRODUCTS.

  耐火材料制品.铝矾土、硅质材料、碳化硅、碳和金属硅耐火材料制品的化学分析