热化学
- 与 热化学 相关的网络例句 [注:此内容来源于网络,仅供参考]
-
The chemical composition, crystal morphology, fluid inclusions and thermoluminescent characteristics of non-metallic mineral s such as quartz and carbonate from the Jindoushan gold deposit were studied in detail.
对产于烟台金斗山金矿内的贯通性非金属矿物石英及碳酸盐类的化学成分、晶体习性、流体包裹体和天然热发光特征做了研究,结果表明,矿床的主成矿阶段的环境介质为酸性偏中性,富矿和贫矿石英的热发光曲线均为双峰型,但峰点温度、总积分强度有显著差异。
-
This paper, aimed at the problem of drying aluminum fluoride trihydrate, studied the most possible binding format of crystal water, and hereby deduced the process of crystal water dehydration.
本论文针对三水氟化铝的干燥脱水问题,应用晶体结构理论、价键理论以及各种相关化学原理推测了三水氟化铝可能的结晶水结合形式,并据此推断了其结晶水的脱除过程:对氟化铝干燥特性进行了实验研究,研究了温度和升温速率对氟化铝干燥效果的影响:采用非等温TG-DTG法,对三水氟化铝进行了热分解行为和热分解动力学分析,进一步验证了三水氟化铝的脱水过程,并得出了其脱水和水解过程的动力学参数及方程。
-
In this paper, the governing equations of resin flow are presented on the base of the seepage mechanics, the thermodynamics and the chemical kinetics. The unlumped temperature system (i. e. thermal non-equilibrium locally) is used to describe the thermal behavior in the RTM process, the resin reaction and heat transfer among resin, mold walls, and fibers are considered in the model.
本文针对RTM工艺树脂润湿增强纤维特点,在渗流力学、热力学和化学动力学等基础上,建立了树脂流动控制方程,采用非局部热平衡法描述了树脂、纤维和模具之间的热传递现象。
-
IR spectra, DG-TGA, TEM and chemical composition of the sasaite have been determined, and relative crystal cell parameters have been calculated from the XRD data; the difference between sasaite and vashegyite has been discussed.
此外,对这些样品进行了红外光谱、热重和差热分析、TEM观测、化学分析和晶胞参数计算,与纤磷铝石进行了对比和讨论。
-
In paper and pulp making equipment aspect, can provide OCC treating Line and recycled newspaper/recycled culture paper/recycled life paper pulp-making lines including system equipments and process technologies such as slushing, cleaning, screening, washing, floatation de-inking, dispersion and bleaching etc.
在造纸纸浆设备方面,可以为客户提供OCC处理生产线,再生新闻纸、再生文化纸、再生生活用纸制浆生产线(包括碎解、除渣、筛选、洗涤、浮选脱墨、热分散和漂白等系统设备和工艺技术),以及化学浆封闭热筛选设备、商品浆处理设备,同时为客户提供备品备件服务。
-
The compositions of complexes were determined as, by chemical and elemental analyses, Mn2CI2, Mn2Cl2, Cu2Cl2-2H2O, Cu(NO3)2-H2O, Cu(CH3COO)2, Zn2Cl2, Zn2(NO3)2-4H2O,ZnSO4 and Zn4(NO3)2, respectively. These complexes were characterized by IR,'H NMR and XPS. The crystal structures of these complexes were determined by single crystal X-ray diffraction techniques. The thermstability of the complexes was investigated by TG-DTG and the processes of their thermal decomposition were speculated. The constant-volume combustion energies of complexes, cU, were determined by a precision rotating bomb calorimeter at 298.15 K. Their standard enthalpies of formation, Hm, were calculated respectively. Finally, their biological activity was researched after the bactericidal activity was determined by selection of 1-2 bacteria.
通过化学分析、元素分析确定化合物分子组成分别为Mn_2Cl_2,Mn_2Cl_2,Cu_2Cl_2·2H_2O,Cu(NO_3)_2·H_2O,Cu(CH_3COO)_2,Zn_2Cl_2,Zn_2(NO_3)_2·4H_2O,ZnSO_4和Zn_4(NO_3)_2;借助IR、~1H NMR和XPS对化合物的键型特征进行了表征,运用X-射线单晶衍射分析法测定了个别化合物的晶体结构;以TG-DTG技术研究了化合物的热稳定性,阐明了它们的热分解机理;用精密转动弹热量计测定了化合物在298.15 K的恒容燃烧能,并计算了它们的标准燃烧焓和标准生成焓;选取1~2种病菌,初步测定了化合物的杀菌活性,进而研究了它们的生物活性。
-
Common transparent quartz tube SiO2 more than 99.9% purity, geometry, chemical stability, thermal stability, resistance to thermal denaturation and anti-crystallization properties of the fine, optical transmittance above 93%; from hydroxyl in hydroxyl tube below 10ppm, after vacuum from hydroxyl, hydroxy-up to 5ppm below apply to high-pressure mercury lamp, sodium lamp, metal halide lamp, such as low-hydroxy products; white pipe, used mainly for heating tube, heating tube, far infrared control the manufacture, milky quartz pearl quartz tube possession of new technology, the management side as if the surface of pearls, all aspects of performance than ordinary white tube better; filter tube to filter out ultraviolet UV band in the harmful wavelengths of 190-320nm ultraviolet light source applied to environmental protection manufacturing; no ozone UV filter tube and pipe the contrary, through the ultraviolet wavelength around 253.7nm, there is no ozone UV lamp main material, widely used in medical equipment, water treatment, food hygiene, such as sterilization; quartz casing diameter 8-120mm in between, has a single opening, double opening round, flat-top shape and widen the mouth of necking, flanging, sanding and other processing, high temperature resistance, corrosion resistance, good light transmission and moisture-proof, explosion-proof characteristics such as widely used in aquarium thermostat, disinfection equipment, heating pipes, water treatment, metal halide lamp, such as product manufacturing and environmental protection, health, chemical and other fields; quartz Clamshell specifications 8-180mm, the shape according to the customer requirements, the bubble shell can take capillary has to carry out the exhaust, high temperature, light transmission is good, mainly for JC, JD, H1-H7, the stage lights and high-pressure mercury lamp, sodium lamp, metal halide lamp, such as product manufacturing; quartz water jacket mainly used in printing and packaging processing industry ---- UV light-curing, UV light curing is a very reliable and can be used to replace hot air dryers and other drying technique of curing technology, which in the printing and packaging of the processing industry has been widely.
普通透明石英管SiO2纯度达99.9%以上,几何尺寸、化学稳定性、热稳定性、抗热变性和抗析晶性能优良,光学透过率达93%以上;脱羟管羟基在10ppm以下,经过真空脱羟,羟基可达5ppm以下,适用于高压汞灯、钠灯、金卤灯等低羟基产品;乳白管,主要用于发热管、加热管、远红外管的制造,珠光石英管乳白石英管之新工艺,管面好象珍珠的表面,各方面性能比普通乳白管更优;滤紫外线管能够滤除紫外光谱波段中对人体有害的190-320nm波长的紫外线,适用于环保光源的制造;无臭氧管与滤紫外线管相反,可透过253.7nm左右波长的紫外线,是无臭氧紫外线杀菌灯的主要材料,广泛用于医疗器械、水处理、食品卫生等杀菌;石英套管直径范围在8-120mm之间,有单开口、双开口、圆头、平头等外形和扩口、缩口、翻边、磨砂等加工,具有耐高温、耐腐蚀、透光性好及防潮、防爆等特点,广泛使用于水族恒温器、消毒设备、加热管、水处理、金卤灯等产品的制造和环保、卫生、化工等领域;石英泡壳规格Φ8-180mm,形状根据客户要求,泡壳上可以接有毛细管,可进行排气,耐高温,透光性好,主要用于JC、JD、H1-H7、舞台灯和高压汞灯、钠灯、金卤灯等产品的制造;石英水套主要用于印刷和包装加工工业---- UV光固化, UV光固化是一种十分可靠的、可取代热空气干燥机和其他干燥技术的固化技术,它在印刷和包装加工工业已经得到广泛应用。
-
The impermeable layer and cap rock layer consist of clay and loam.
基地下热水的水化学类型为氯化物硫酸钠型及氯化钠型,热田热水赋存和滞留于浅层次生热储内。
-
Some primary beryl crystals are found in spodumene in zones Ⅲ and Ⅳ, and are enriched in Fe and Mg. The late secondary beryls with low contents of Cs2O are attributed to crystallization of pullucite and nanpingite. There is possibly a re-equilibrium between the late hydrothermal fluids and the Cs-rich beryl.
晚期绿柱石的Cs2O含量较低,可能是由于艳沸石和南平石等铯矿物的结晶,导致晚期熔体-热液中相对贫铯,而热液流体与富铯绿柱石之间可能存在艳的化学再平衡。
-
Transition metal borides and inorganic boron-containing compounds, such as TiB〓, BN, B〓C and BP, are one of the most important groups for application in high-temperature performance, electronics and catalysts. Traditionally, they were prepared by high-temperature reactions; however, the products were beyond nanometer scale.
中文题名溶剂热合成硼化物及非金属含硼化合物纳米材料副题名外文题名论文作者谷云乐导师钱逸泰学科专业无机化学研究领域\研究方向学位级别博士学位授予单位中国科学技术大学学位授予日期2003 论文页码总数70页关键词纳米材料硼化物溶剂热合成馆藏号BSLW /2003 /O613 /6 硼化物、非金属含硼化合物功能材料(如硼化钛、氮化硼、碳化硼和磷化硼等)通常具有高硬度、高熔点、机械强度大、高温化学稳定性好等一系列优良性能,有些还具有奇异的光、电、磁、热学性能和催化活性,是一类最富潜力的非氧化物高温结构材料、电子材料和催化材料。
- 推荐网络例句
-
I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""
客人们在卡罗利娜·埃凯家里,举止就文雅一些,因为卡罗利娜的母亲治家很严厉。
-
Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.
由著名品牌 Herm è s 设计,这件高贵的制服是香港本土制造,是我们第一套不配帽子的制服。
-
Do not 'inflate' your achievements and/or qualifications or skills .
不要 '夸大' 你的业绩或成果,条件或者技能。