查询词典 alumina

Research γ- dissolve of can acerbity to judging aluminium calcic slag gives the resolvability of 2cao.sio2 whether are there reaction happening and alumina loss 2 times to have important sense in the process.

梗概： 探究γ-2cao.sio2的分解性能对于判定铝酸钙炉渣溶出过程中是否有二次反应发生和氧化铝损失具有重要意义。

Its main components are alumina and berillia and rhombic system.

主要成分是氧化铝铍，属斜方晶系。

The membranes were transformed from amorphous phase toα-Al_2O_3 crystalline phase by 5 hours annealing at 800℃and 910℃. At the same time, aluminum and amorphous alumina were found by XRD patterns. The membrane had little change in front side after 5 hours annealing at 800℃, while the back side was transformed from ruleless distributing to cluster distributing.

膜在800℃及910℃下退火5h后，由非晶态的氧化铝转变成为晶态的α-Al_2O_3，但同时也有铝单质和无定形结构的氧化铝存在，膜在800℃下退火5h后的正面没有太大变化，背面由无规则的分布变为簇状分布。

The conditions of extraction of scandium from Leaching Liquor of red mud resulting from alumina production were studied.

摘 要：本文研究了从氧化铝生产赤泥的盐酸浸出液中回收钪的工艺条件。

Coating"s transparent and abrasive characters are measured by spectrophotometer and abrasion instrument and sway pole sclerometer. As a result, lacquer"s abrasion-resistant performance improved 100% adding 15% nano-alumina. Nano composite coating improved PMMA base 2.75 times. The transmission of visible light is about 80%.

用分光光度计、耐磨仪及摆杆硬度计测定了涂料的透明性和耐磨性，添加15%的纳米Al2O3，涂膜的耐磨性能提高了100%，纳米复合涂料对底材有机玻璃的耐磨性能提高了2.75倍，可见光透过率在80%左右。

Contaminant cations such as calcium,magnesium,barium,strontium,and radium and anions such as fluoride ,nitrate,fulvates,humates,arsenate,selenate,chromate ,and anioic complexs of uranium can be removed from water by using ion exchange or adsoption onto activiated alumina.

具有污染能力的像Ca，Mg，Ba，Sr，Ra的阳离子，和像氟化物，硝化物，黄酸物，腐质酸物，砷酸盐，硒酸盐和铬酸盐的负离子以及像铀一样的负离子复合物可以通过离子交换和离子吸附从水中排除。

"A glut in alumina will depress aluminum prices," said Jayesh Shroff, a fund manager at SBI Funds Management Ltd.

孟买SBI基金管理公司一基金经理称，"氧化铝过剩会影响铝价。"

Company's products mainly include: alumina, zirconia, silicon carbide ceramic composite series.

公司产品主要有：氧化铝、氧化锆、碳化硅等系列复合陶瓷。

For higher temperature melts, sillimanite or alumina-silicate is used as a refractory, and silica is used as a binder.

对较高熔化温度而言，则采用硅线石或氧化铝硅酸盐作耐温材料，无水硅酸作粘合剂。

The blending expert system has been put into service in an alumina smeltery, whose actual running results show that the system implements the computation of blending ratio fast and efficiently, improves the quality of pulp and stabilizes industrial production.

在系统投入试运行后，对实际反馈的配料数据进行分析，实际结果证明配料专家系统配比计算速度快、效率高，既提高了生料浆质量，又稳定了生产。

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