查询词典 calcined

Ce0.9Fe0.1O2 mixed oxide catalysts were prepared by coprecipitation method and calcined at 500, 600 and 700℃, respectively.

考察了不同焙烧温度对Ce0.9Fe0.1O2复合氧化物催化剂甲烷催化燃烧性能的影响。

In this paper, SAPO-34 was microwave-assisted synthesized with diethylamine as the structure-director, and the synthesized samples were calcined under air and nitrogen at 1073K respectively.

以二乙胺为结构导向剂，在微波条件下合成了SAPO-34分子筛材料，并分别在空气和氮气氛下1073K焙烧。

In this paper, SAPO-34 was microwave-assisted synthesized with diethylamine as the struc- ture-director, and the synthesized samples were calcined under air and nitrogen at 1073 K respectively.

以二乙胺为结构导向剂，在微波条件下合成了SAPO-34分子筛材料，并分别在空气和氮气氛下1073K焙烧。

But, if the produced CO2 could not elute in time, carbonate would form during pyrolysis, and a calcined temperature higher than 800C was needed.

然而若焙烧过程中产生的CO2不能及时地排出，会导致体相中碳酸盐的形成，从而需要高于800C的再焙烧才能获得纯相的LSCO粉体。

The Ni-Fe and Mg-Al-Fe-LDH show paramagnetism at normal temperature, the calcined samples of LDHs show super-paramagnetism. The magnetization increases with the higher Fe~(3+) content and is independent of the crystal structure of LDHs. Magnetization of the calcinates of Ni-Fe-LDHs is higher than the Mg-Al-Fe-LDHs.3. Two novel SFME systems were found for the first time, that is furaldehyde/DMF/water and furaldehyde/ethanol/water system.

结果表明，Ni-Fe和Mg-Al-Fe型LDHs本身及其煅烧产物在常温下均呈现顺磁性，其煅烧产物均呈现超顺磁性；同类LDH中其煅烧产物的磁性大小与Fe~(3+)含量成正比而与LDH的晶体结构无关，Ni-Fe LDHs及其煅烧产物的磁性强于Mg-Al-Fe LDHs及其煅烧产物，。3。

The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.

用经高温煅烧后的闪锌矿石与稀硫酸反应制备七水硫酸锌和五水硫酸铜。

Nano-TiO2/SiO2 was used as catalyst to investigate the influence of different calcined temperatures on the photocatalytic activity of the catalyst for the photocatalytic degradation of heptene.

以TiO2/SiO2纳米粒子为催化剂，研究了催化剂不同焙烧温度对二氧化硫与庚烯光催化反应的影响。

The molecular sieve is prepared in the steps: at the room temperature, hexadecyl trimethyl ammonium bromide is mixed and dissolved with the sodium hydroxide, and is added with TEOS in dropping way, and simultaneously added with Me metal salt water solution and lanthanum nitrate solution in dropping way; the pH value of the mixed solution is adjusted by acetic acid to be 10 to 11, and is mixed for 1 to 2 hours after being stabilized; the sol is moved into a polyfluortetraethylene bottle to be heated and crystallized for 2 days in the oven at the temperature of 100 DEG C; after filtering, washing and drying for nights, and being calcined in a muffle at the temperature of 550 DEG C for 3 to 7 hours, the dual-metal-atom improved MCM-41 mesoporous molecular sieve is obtained.

该分子筛的制备为室温下，将十六烷基三甲基溴化铵和氢氧化钠混合溶解，搅拌并滴加入TEOS，同时滴加入Me金属盐水溶液和硝酸镧溶液并搅拌，用乙酸调节pH值至10～11，稳定后搅拌1～2小时，溶胶转入聚四氟乙烯瓶中在100℃下烘箱水热晶化2天，经过滤、洗涤、干燥过夜，马弗炉550℃焙烧3-7h，得双金属原子改性MCM-41介孔分子筛产品。

In the preparation method, the raw materials of houghite compound, the alumina, the silica and the molecular sieve are mixed uniformly; then an obtained mixture is molded; the compound is dried and calcined.

其制备方法为：将原料水滑石类化合物、氧化铝、氧化硅、分子筛混合均匀；然后将所得混合物进行成型；将上述化合物进行干燥焙烧。

Then the following properties of the bovine calcined bone slices were tested: porosity rate, hydrophilism, density, bending strength, mineral composition and heat analysis.

将40mm×5mm×2.5mm骨条按不同温度、时间进行烩煅烧处理后，进行气孔率、吸水率、体积密度、抗折强度的测定，以及差热分析、材料矿物组成分析。

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。