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- The total heats of coal's pyrolysis reactions are thermopositive.The differential thermal curve of the lignite coal is similar to that of the bit... 褐煤与烟煤的差热曲线相近,其特点是有两个热解放热峰。
- The comparison of the lassalite of Yunnan to that of other counties indicates that both of them are alike in parameters of X-ray powered crystal, chemical composition and differential thermal curve. 云南坡缕石与世界上的代表样品相比较,在X射线粉晶参数、化学成份、差热曲线等方面有较大的相似性。
- METHODS The thermal curves were scanned respectively and the characteristic of thermal c urves were analyzed by differential thermal analysis (DTA). 方法:通过差热分析法(DTA)分别进行了热图谱扫描及热谱特征的分析。
- CHARACTERISTICS OF THE DIFFERENTIAL THERMAL CURVE OF CLAY MINERALS IN SOME TILL MATERIALS ON THE QINGHAI-XIZANG PLATEAU 青藏高原某些冰碛物的粘土矿物差热曲线特征
- Differential Thermal Analysis did not reveal the ammonium perchlorate phase change from rhombic to cubic. 差热分析没有测出过氯酸铵从正交晶向立方晶的相变。
- A method for determining reaction rate of silvering on copper by differential thermal analysis (DTA) is described. 差热分析法测量化学沉积铜粉镀银反应速度是以化学热力学的原理为依据的。
- differential thermal analysis(DTA)curve 差热分析曲线
- differential thermal analysis curve 差热分析曲线
- The kinetics of the thermal decomposition of ammonium perchlorate (AP) is investigated by the pressure differential thermal analysis (PDTA). 用压力差热分析(PDTA)研究了高氯酸铵(AP)在高压下热分解动力学。
- The quasi_isothermal method used in modulated differential thermal analysis (MDTA) for heat capacity measurement is reviewed. 对用调制差热分析(MDTA)准恒温法测样品热容量的情形进行了讨论。
- The polymer morphology and structure were characterized by laser particle size analyzer, IR spectrometer(IR) and differential thermal analysis(DTA). 用激光粒度分析仪、红外光谱仪和差热分析仪对聚合物的形态及结构进行了表征。
- The research of the softening charac teristics,DTA(differential thermal analysis)and granulating for waste plastics was described. 对废塑料的软化特性、差热分析及热态造粒工艺进行了系统的研究。
- Methods The thermal curves scanning and particularities of thermal curves are analyzed by TG,DTG and DTA. 方法应用热重法(TG)、微分热重法(DTG)、差热分析法(DTA)进行热图谱扫描及热特征分析。
- The results from differential thermal analysis (DTA) showed that three endothermal valleys were observed for all samples and some also had an exothermal peak. 研究表明,供试膨润土均可观察到三组吸热效应,部分样品可观察到一组放热效应。
- The samples were characterized by X-ray diffraction (XRD) Differential Thermal Analysis and Thermo Gravimetric Analysis(DTA-TG) and Transmission Electron Microscopy (TEM). 利用热分析仪(TG-DTA)、透射电子显微镜(TEM)、X射线衍射仪(XRD)对材料的结构进行表征。
- BaB_2O_4 phase transition and kinetics of this process have been studied by means of quantitative x-ray analysis,differential thermal analysis,and isothermal heat treatment. 用X射线定量分析、差热分析以及恒温热处理等方法对BaB_2O_4的相变及其动力学进行了研究。
- The glass transition occurring in the amorphous semi-coducting Se wasstudied by DSC differential thermal analysis, infrared absorption spectra and positronannihilation technique. 本文利用DSC差热分析、红外吸收光谱和正电子湮没试验,研究了硫系非晶态半导体Se的玻璃转变。
- By analyzing the differential thermal analysis graph and dehydration graph of borax, the application of borax in diamond cutting and jewelry making field is studied. 在分析硼砂的差热分析曲线和脱水曲线的基础上,对其在珠宝首饰加工领域中的应用进行了初步研究。
- Differential thermal balance was used in thermogravimetric analysis and differential thermalanalysis of acid precipitated lignins(APL ) and concentrated black liquor(CBL ). 应用差热天平,对原黑液浓缩物和酸沉析木素进行差热分析和热重分析,得到差热曲线DTA和热重曲线TG。