查询词典 sic

SiC 1. 12O 0. 12 ceramic powders were obtained by pyrolyzing the high2branched polycarbosilane .The oxidation behavior of the powders in the dried air was investigated by the thermal gravimet ric method.

以先驱体转化法制备的 SiCO 陶瓷粉体为原材料，采用热重法研究了粉体在干燥空气中的氧化性能。

The gas-to-powder conversion is carried out following the route: DMS pyrolyzes and forms product molecule and molecular clusters, the product molecular clusters that grow to and above the critical size by random collisions with molecules and other clusters become elementary particles, the elementary particles grow further by collisions and fusion with molecules, clusters and other elementary particles to form resulted SiC particle.

论文采用TEM、HREM、XRD、IR、NMR、中子衍射、Raman光谱和定量化学分析、光透沉降粒度分析等手段，对制备得到的纳米SiC粉体进行了系统表征研究，并研究了SiC纳米粉体的成核、生长、晶化过程和机制，指出化学气相反应法制备SiC纳米粉体的过程是一个均匀成核→核子生长形成初始颗粒→初始颗粒熔融碰撞→产物粉体的过程。

The pushing board ,slide-road board use SIC. The wall inside the kiln in high temperature place is light mullite brick,the top wall in the kiln is made of arch board which has much aluminum.

该窑炉推板、滑道板采用SIC材料，高温段炉膛内衬为轻质莫来石砖，炉膛顶砖为一级高铝拱形盖板。

This paper discussed two different Electroless nickel composite platings : Ni-P-SiC composite platings and Ni-P-PTFE composite platings.

本论文主要讨论了两种不同用途的化学复合镀层：Ni-P-SiC复合镀层与Ni-P-PTFE复合镀层。

In addition, native gold and Si-bearing native copper and SiC that is an indicator of high pressure were recognized in picrites. This is the first documented case of the native gold and native copper enclosed in olivine phenocrystals, which will play a key role in studying the compositions of mantle plume.

此外，还对两个苦橄岩进行了重矿物分选，分选出高纯度的自然金和含Si的自然铜以及高压指示矿物碳硅石，并在薄片中发现了自然金和自然铜被包裹在橄榄石斑晶的现象，这是世界上首次在橄榄石斑晶中发现自然金和自然铜，对进一步研究地幔柱的物质组成具有要的科学意义。

The CMOR,HMOR,oxidation resistance,thermal shock resistance and corrosion resistance of the Si3N4-SiC composite fired in oxidating atmosphere were investigated; the phase composition and microstructure of the composite were also studied by XRD and SEM.

对氧化气氛下烧结的Si3N4-SiC复合材料进行了常温强度、抗氧化性能、抗热震性能、抗侵蚀性能的研究，并利用XRD 和SEM对试样进行了物相和显微结构分析。

The functions of SiC whiskers are realized by whisker bridging, pulling-out, and crack deflection.

SiC晶须补强增韧机理是晶须桥接、拔出和裂纹偏转。

Results show that chemical reaction between additives Al2O3 and Y2O3 accelerated the liquid phase sintering and the formation of the YAG non-crystalline,which was beneficial to improving fracture toughness of Cf/SiC composites.Higher sintering temperature resulted in the strongly bonded fiber/matrix interface.Fiber push-off,crack deflection and grains bridging are main toughening mechanisms of silicon carbide cera...

结果表明：烧结过程中，烧结助剂Al2O3、Y2O3之间发生化学反应，促进液相烧结，形成晶界间的次晶相YAG(3 Y2O3.5Al2O3)，有利于提高复合材料的断裂韧性；在较高烧结温度下，碳纤维、烧结助剂与基体间发生反应，形成较强结合界面；纤维拔出、裂纹偏转和晶粒桥联是碳化硅陶瓷的主要增韧机制。

The main idea is to use the successive outputs from SIC as additional pilots and conduct channel re-estimation recursively.

主要的想法是利用从SIC的输出来当做额外的已知信号并且递回地接续著通道重新估计。

The effect of content of SiC nano-powders on the microstructure,mechanical properties and wear resistance of nodular cast iron was investigated.

采用改性纳米SiC粉体对球墨铸铁进行了强韧化处理，研究了不同的纳米SiC粉体加入量对球墨铸铁的微观组织、力学性能以及耐磨损性能的影响。

In these cases, food is often offered communally, which is why its important to wash your hands before eating and observe the right-hand-is-for-eating and the left-hand-is-for-other-duties rule.

在这种情况下，食物往往是众人一起分享的，因此饭前洗手很重要，而且要遵守用右手吃东西的习俗。

NIt's hard to measure his ability when we haven't seen his work.

n没有见过他的作品，很难估计他的能力。